[{"data":1,"prerenderedAt":5140},["ShallowReactive",2],{"search-docs":3,"doc-\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-bash":886},[4,8,12,16,20,24,28,32,36,40,44,48,52,56,60,64,68,72,76,80,84,88,92,96,100,104,108,112,116,120,124,128,132,136,140,144,148,152,156,159,162,165,169,172,175,178,182,186,190,194,198,202,206,210,214,218,222,226,230,234,238,242,246,250,254,258,262,266,269,273,277,281,285,288,291,294,298,301,304,307,310,313,316,319,322,325,329,332,336,340,344,348,352,356,359,362,365,368,371,374,377,380,383,386,389,393,396,399,402,405,408,411,414,417,420,424,428,432,435,438,442,446,450,454,458,462,466,470,474,477,480,483,487,491,494,497,500,504,507,511,515,518,521,524,527,530,533,536,539,542,545,548,551,554,557,560,563,566,569,572,575,579,583,587,591,595,599,603,606,610,614,617,620,623,626,629,633,637,640,643,646,649,652,655,658,661,664,667,670,673,676,679,682,685,688,691,694,697,700,703,706,709,712,716,720,724,728,732,736,740,744,748,752,756,760,764,768,772,775,779,783,787,790,793,796,799,802,805,808,811,814,818,822,825,829,832,835,838,841,844,848,851,854,858,862,865,869,873,876,879,882],{"path":5,"title":6,"description":7},"\u002Fabout\u002Fauthor","作者相关","只想纯粹的做一个程序员...",{"path":9,"title":10,"description":11},"\u002Fabout\u002Fjourney","心路历程","",{"path":13,"title":14,"description":15},"\u002Fai\u002Fagent\u002Fframeworks","Agent 框架","主流 Agent 框架：LangChain、LlamaIndex、AutoGen、CrewAI",{"path":17,"title":18,"description":19},"\u002Fai\u002Fagent\u002Fhooks","Agent Hooks 与自动化","Claude Agent 的 Hooks 生命周期、事件类型、典型自动化场景",{"path":21,"title":22,"description":23},"\u002Fai\u002Fagent\u002Fintroduction","AI Agent 概述","AI Agent 核心概念：感知、规划、执行、记忆",{"path":25,"title":26,"description":27},"\u002Fai\u002Fagent\u002Fpractice","Agent 实战","AI Agent 实战：构建自主任务执行系统",{"path":29,"title":30,"description":31},"\u002Fai\u002Fagent\u002Fsdk","Claude Agent SDK 开发","使用 Claude Agent SDK 构建自定义 AI Agent：架构、API、生命周期",{"path":33,"title":34,"description":35},"\u002Fai\u002Fagent\u002Fsubagents","Subagents 子代理","用 Subagents 分解复杂任务、并发执行、隔离上下文",{"path":37,"title":38,"description":39},"\u002Fai\u002Fagent\u002Ftool-use","工具调用","AI Agent 工具调用：Function Calling、Tool Use 原理与实践",{"path":41,"title":42,"description":43},"\u002Fai\u002Ffundamentals\u002Fdeep-learning","深度学习入门","深度学习基础知识：前向传播、反向传播、损失函数、优化器",{"path":45,"title":46,"description":47},"\u002Fai\u002Ffundamentals\u002Fml-basics","机器学习基础","机器学习核心概念：监督学习、无监督学习、强化学习",{"path":49,"title":50,"description":51},"\u002Fai\u002Ffundamentals\u002Fneural-networks","神经网络原理","神经网络架构：CNN、RNN、注意力机制",{"path":53,"title":54,"description":55},"\u002Fai\u002Fgetting-started","AI 学习路线","AI 技术学习路线图，从基础到实战的完整指南",{"path":57,"title":58,"description":59},"\u002Fai\u002Fllm\u002Ffine-tuning","模型微调","大模型微调技术：LoRA、QLoRA、全量微调、RLHF",{"path":61,"title":62,"description":63},"\u002Fai\u002Fllm\u002Fintroduction","大模型概述","大语言模型发展历程、核心能力与主流模型对比",{"path":65,"title":66,"description":67},"\u002Fai\u002Fllm\u002Flocal-deploy","本地部署","大模型本地部署：Ollama、vLLM、llama.cpp",{"path":69,"title":70,"description":71},"\u002Fai\u002Fllm\u002Ftransformer","Transformer 架构","Transformer 架构详解：自注意力机制、位置编码、多头注意力",{"path":73,"title":74,"description":75},"\u002Fai\u002Fmcp\u002Fclient","MCP Client 开发","MCP Client 开发指南：连接、调用、集成",{"path":77,"title":78,"description":79},"\u002Fai\u002Fmcp\u002Fdebugging","MCP 调试与排错","MCP Server 开发与集成过程中的常见问题、日志分析、诊断工具",{"path":81,"title":82,"description":83},"\u002Fai\u002Fmcp\u002Fintroduction","MCP 概述","Model Context Protocol 协议概述：架构、核心概念、应用场景",{"path":85,"title":86,"description":87},"\u002Fai\u002Fmcp\u002Fserver","MCP Server 开发","MCP Server 开发指南：资源、工具、提示词的实现",{"path":89,"title":90,"description":91},"\u002Fai\u002Fmcp\u002Ftools","MCP Tools 深入","深入理解 MCP Tools：与 Resources\u002FPrompts 的差异、Schema 设计、Annotations 与权限控制",{"path":93,"title":94,"description":95},"\u002Fai\u002Fprompt\u002Fadvanced","高级 Prompt 模式","高级 Prompt 设计模式：Tree-of-Thought、自我反思、多轮对话策略",{"path":97,"title":98,"description":99},"\u002Fai\u002Fprompt\u002Fbasics","Prompt 基础","Prompt Engineering 入门：基本概念、角色设定、输出格式控制",{"path":101,"title":102,"description":103},"\u002Fai\u002Fprompt\u002Ftechniques","提示词技巧","常用提示词技巧：Few-shot、Chain-of-Thought、ReAct",{"path":105,"title":106,"description":107},"\u002Fai\u002Frag\u002Fembedding","文本嵌入","文本嵌入模型：Embedding 原理、模型选择、相似度计算",{"path":109,"title":110,"description":111},"\u002Fai\u002Frag\u002Fintroduction","RAG 概述","检索增强生成（RAG）架构原理、优势与应用场景",{"path":113,"title":114,"description":115},"\u002Fai\u002Frag\u002Fpractice","RAG 实战","RAG 应用实战：文档问答系统、知识库搭建",{"path":117,"title":118,"description":119},"\u002Fai\u002Frag\u002Fvector-database","向量数据库","主流向量数据库对比：Milvus、Pinecone、Chroma、Weaviate",{"path":121,"title":122,"description":123},"\u002Fai\u002Fskills\u002Fbest-practices","Skill 最佳实践","编写高质量 Skill 的设计原则、常见陷阱与优化技巧",{"path":125,"title":126,"description":127},"\u002Fai\u002Fskills\u002Fcreating","创建自定义 Skill","从零编写一个可被 Agent 自动发现和调用的 Skill",{"path":129,"title":130,"description":131},"\u002Fai\u002Fskills\u002Fintroduction","Agent Skills 概述","Claude Agent Skills 概念、工作原理、与 Tools\u002FMCP 的区别",{"path":133,"title":134,"description":135},"\u002Fgolang\u002Fadvanced\u002Fconcurrency","Go - 并发深入","深入理解 Go 并发编程的核心机制。",{"path":137,"title":138,"description":139},"\u002Fgolang\u002Fadvanced\u002Fgc","Go - 垃圾回收","理解 Go 的垃圾回收机制，掌握 GC 调优方法。",{"path":141,"title":142,"description":143},"\u002Fgolang\u002Fadvanced\u002Fgmp","Go - GMP 调度模型","GMP 是 Go 运行时调度器的核心模型，理解它对于编写高性能 Go 程序至关重要。",{"path":145,"title":146,"description":147},"\u002Fgolang\u002Fadvanced\u002Fgo-concurrency","Go - 并发编程","Go 的并发是其核心特性之一，通过 Goroutine 和 Channel 实现。",{"path":149,"title":150,"description":151},"\u002Fgolang\u002Fadvanced\u002Fmemory","Go - 内存模型","理解 Go 的内存分配机制和内存模型。",{"path":153,"title":154,"description":155},"\u002Fgolang\u002Fadvanced\u002Fprofiling","Go - 性能分析","掌握 Go 的性能分析工具：pprof、trace、benchmark。",{"path":157,"title":158,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-basic","Go - 基础语法",{"path":160,"title":161,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-composite","Go - 复合类型",{"path":163,"title":164,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-control","Go - 流程控制",{"path":166,"title":167,"description":168},"\u002Fgolang\u002Fcore\u002Fgo-error","Go - 错误处理","Go 使用显式的错误返回值来处理错误，而不是异常机制。",{"path":170,"title":171,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-function","Go - 函数",{"path":173,"title":174,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-install","Go - 环境搭建",{"path":176,"title":177,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-interface","Go - 接口",{"path":179,"title":180,"description":181},"\u002Fgolang\u002Fcore\u002Fgo-module","Go - 包管理","Go Modules 是 Go 1.11 引入的官方依赖管理方案，Go 1.16 后成为默认模式。",{"path":183,"title":184,"description":185},"\u002Fgolang\u002Fdistributed\u002Fgrpc","Go - gRPC","gRPC 是 Google 开发的高性能 RPC 框架，使用 Protocol Buffers 作为序列化协议。",{"path":187,"title":188,"description":189},"\u002Fgolang\u002Fdistributed\u002Fmicroservice","Go - 微服务","微服务架构的核心组件：服务发现、负载均衡、熔断降级。",{"path":191,"title":192,"description":193},"\u002Fgolang\u002Fdistributed\u002Fmq","Go - 消息队列","使用 Go 操作 Kafka 和 RabbitMQ。",{"path":195,"title":196,"description":197},"\u002Fgolang\u002Fdistributed\u002Fredis","Go - Redis","使用 go-redis 操作 Redis，实现缓存、分布式锁等功能。",{"path":199,"title":200,"description":201},"\u002Fgolang\u002Fengineering\u002Fconfig","Go - 配置管理","使用 viper 进行配置管理，支持多种配置格式和配置中心。",{"path":203,"title":204,"description":205},"\u002Fgolang\u002Fengineering\u002Fdocker","Go - Docker 部署","使用 Docker 容器化部署 Go 应用。",{"path":207,"title":208,"description":209},"\u002Fgolang\u002Fengineering\u002Fkubernetes","Go - Kubernetes 部署","在 Kubernetes 上部署和管理 Go 应用。",{"path":211,"title":212,"description":213},"\u002Fgolang\u002Fengineering\u002Flogging","Go - 日志系统","使用 zap 和 logrus 构建高性能结构化日志系统。",{"path":215,"title":216,"description":217},"\u002Fgolang\u002Fengineering\u002Ftesting","Go - 单元测试","Go 内置了强大的测试框架，掌握测试是编写高质量代码的基础。",{"path":219,"title":220,"description":221},"\u002Fgolang\u002Fstdlib\u002Fbufio","bufio","在 Go 语言中，bufio 包提供了带缓冲的 I\u002FO 操作，能够提高读写性能。以下是一些常用的 bufio 包 API 及其详细说明：",{"path":223,"title":224,"description":225},"\u002Fgolang\u002Fstdlib\u002Fcontainer","container","在Go语言标准库中，container 包提供了几种常用的数据结构实现，这些数据结构对于高效地管理和操作数据非常有用。以下是 container 包中主要的数据结构：",{"path":227,"title":228,"description":229},"\u002Fgolang\u002Fstdlib\u002Fcrypto","crypto","在 Go 语言中，crypto 包提供了一组用于加密和解密的功能。以下是一些常用的 crypto 包及其子包的 API 及其详细说明：",{"path":231,"title":232,"description":233},"\u002Fgolang\u002Fstdlib\u002Fencoding-csv","encoding\u002Fcsv","在 Go 语言中，encoding\u002Fcsv 包提供了对 CSV（逗号分隔值）文件进行读写的功能。以下是一些常用的 encoding\u002Fcsv 包的 API 及其详细说明：",{"path":235,"title":236,"description":237},"\u002Fgolang\u002Fstdlib\u002Fencoding-json","encoding\u002Fjson","在 Go 语言中，encoding\u002Fjson 包提供了对 JSON 数据进行编码和解码的功能。以下是一些常用的 encoding\u002Fjson 包的 API 及其详细说明：",{"path":239,"title":240,"description":241},"\u002Fgolang\u002Fstdlib\u002Fencoding-xml","encoding\u002Fxml","在 Go 语言中，encoding\u002Fxml 包提供了对 XML 数据进行编码和解码的功能。以下是一些常用的 encoding\u002Fxml 包的 API 及其详细说明：",{"path":243,"title":244,"description":245},"\u002Fgolang\u002Fstdlib\u002Fflag","flag","在Go语言中，flag 包是用于处理命令行参数的标准库，它提供了一种简单而直接的方式来解析和使用命令行参数。下面是关于 flag 包的一些基本介绍和常用功能：",{"path":247,"title":248,"description":249},"\u002Fgolang\u002Fstdlib\u002Ffmt","fmt","在 Go 语言的标准库中，fmt 包是非常重要的，它提供了处理格式化输入和输出的基本工具。以下是一些 fmt 包内常用的API：",{"path":251,"title":252,"description":253},"\u002Fgolang\u002Fstdlib\u002Fhttp","net\u002Fhttp","在 Go 语言中，net\u002Fhttp 包提供了用于构建 HTTP 客户端和服务器的强大工具。以下是一些常用的 net\u002Fhttp 包的 API 及其详细说明：",{"path":255,"title":256,"description":257},"\u002Fgolang\u002Fstdlib\u002Fio","io","在 Go 语言中，io 包提供了基本的输入输出功能。以下是一些常用的 io 包的 API 及其详细说明：",{"path":259,"title":260,"description":261},"\u002Fgolang\u002Fstdlib\u002Flog","log","在 Go 语言中，log 包提供了简单的日志记录功能。以下是一些常用的 log 包的 API 及其详细说明：",{"path":263,"title":264,"description":265},"\u002Fgolang\u002Fstdlib\u002Fmath","math","在 Go 语言中，math 包提供了基本的数学函数和常量。以下是一些常用的 math 包的 API 及其详细说明：",{"path":267,"title":268,"description":11},"\u002Fgolang\u002Fstdlib\u002Fnet","net",{"path":270,"title":271,"description":272},"\u002Fgolang\u002Fstdlib\u002Fos","os","在Go语言中，os 包是一个非常重要且常用的标准库，它提供了与操作系统交互的功能，包括文件操作、环境变量管理、进程管理等。下面是一些 os 包中常用的功能和API：",{"path":274,"title":275,"description":276},"\u002Fgolang\u002Fstdlib\u002Fsort","order","在 Go 语言中，sort 包提供了对切片和用户定义的集合进行排序的函数。它实现了常见的排序算法，如快速排序（Quicksort）和堆排序（Heapsort），并且为自定义集合提供了接口，使得用户可以根据特定的需求进行排序。",{"path":278,"title":279,"description":280},"\u002Fgolang\u002Fstdlib\u002Fstrconv","strconv","在 Go 语言中，strconv 包提供了字符串和基本数据类型之间的转换函数，例如将整数转换为字符串、字符串转换为整数，以及其他类型之间的转换。这些功能非常有用，特别是在处理用户输入或从外部数据源读取数据时。",{"path":282,"title":283,"description":284},"\u002Fgolang\u002Fstdlib\u002Ftime","time","在 Go 语言中，time 包提供了处理时间和日期的功能。以下是一些常用的 time 包的 API 及其详细说明：",{"path":286,"title":287,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Ferror","Gin - 错误处理",{"path":289,"title":290,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Ffile","Gin - 文件处理",{"path":292,"title":293,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Fmiddleware","Gin - 中间件",{"path":295,"title":296,"description":297},"\u002Fgolang\u002Fweb\u002Fgin\u002Fquickstart","Gin - 快速开始","Gin 是目前最流行的 Go Web 框架，以高性能和简洁 API 著称。",{"path":299,"title":300,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Frequest","Gin - 请求处理",{"path":302,"title":303,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Fresponse","Gin - 响应处理",{"path":305,"title":306,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Frouter","Gin - 路由",{"path":308,"title":309,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Fvalidation","Gin - 参数校验",{"path":311,"title":312,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fassociation","GORM - 关联关系",{"path":314,"title":315,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fcrud","GORM - CRUD 操作",{"path":317,"title":318,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fmodel","GORM - 模型定义",{"path":320,"title":321,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fperformance","GORM - 日志与性能",{"path":323,"title":324,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fquery","GORM - 高级查询",{"path":326,"title":327,"description":328},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fquickstart","GORM - 快速开始","GORM 是 Go 语言最流行的 ORM 库，功能强大，使用简单。",{"path":330,"title":331,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Ftransaction","GORM - 事务与 Hook",{"path":333,"title":334,"description":335},"\u002Finterview\u002Fbasic","计算机基础面经","本章节汇总了面试中常见的通用技术概念，不局限于特定语言或数据库，是考察技术内功的关键考点。",{"path":337,"title":338,"description":339},"\u002Finterview\u002Fgolang","Golang 面试题","Go 语言面试高频考点，覆盖基础语法、数据结构、并发编程、内存管理、GC、调度器等核心知识。",{"path":341,"title":342,"description":343},"\u002Finterview\u002Fk8s","Kubernetes 面试题","Kubernetes（K8s）面试高频考点，覆盖架构原理、核心资源、网络存储、调度策略、运维监控等核心知识。",{"path":345,"title":346,"description":347},"\u002Finterview\u002Fmysql","MySQL 面试题","MySQL 数据库面试高频考点，覆盖索引、事务、锁、优化、主从复制等核心知识。",{"path":349,"title":350,"description":351},"\u002Finterview\u002Fredis","Redis 面试题","Redis 面试高频考点，覆盖数据结构、持久化、集群、缓存一致性、性能优化等核心知识。",{"path":353,"title":354,"description":355},"\u002Finterview\u002Frocketmq","RocketMQ 面试题","RocketMQ 面试高频考点，覆盖消息模型、可靠性、顺序消息、事务消息、存储与高可用等核心知识。",{"path":357,"title":358,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Flist-arraylist","List - ArrayList 源码解析",{"path":360,"title":361,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Flist-linkedlist","List - LinkedList 源码解析",{"path":363,"title":364,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Flist-stack","List - Satck源码解析",{"path":366,"title":367,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Flist-vectore","List - Vector 源码解析",{"path":369,"title":370,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fmap-hashmap","Map - HashMap 源码解析",{"path":372,"title":373,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fmap-linkedhashmap","Map - LinkedHashMap 源码解析",{"path":375,"title":376,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fmap-treemap","Map - TreeMap 源码解析",{"path":378,"title":379,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fqueue-deque","Queue - Deque 接口解析",{"path":381,"title":382,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fqueue-queue","Queue - Queue 接口解析",{"path":384,"title":385,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fset-hashset","Set - HashSet源码解析",{"path":387,"title":388,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fset-linkedhashset","Set - LinkedHashSet 源码解析",{"path":390,"title":391,"description":392},"\u002Fother\u002Fjava\u002Fcollection\u002Fset-treeset","Set - TreeSet源码解析","TreeSet 是一个 Set 集合接口的实现类，与 HashSet 类似，其底层也是通过维护了一个 TreeMap 对象来封装了一些实现方法，故本篇不再对 TreeSet 的底层原理进行详细说明，仅对常用 API 做简单介绍，如需了解 TreeMap 的底层实现原理，请移步 Map - HashMap 源码解析",{"path":394,"title":395,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fannotation","Java核心 - 注解",{"path":397,"title":398,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fbasic-grammar","Java核心 - 基础语法",{"path":400,"title":401,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fclass-and-object","Java核心 - 面向对象",{"path":403,"title":404,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fcommon-classes","Java核心 - 常用类",{"path":406,"title":407,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fexception","Java核心 - 异常处理",{"path":409,"title":410,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fgenerics","Java核心 - 泛型",{"path":412,"title":413,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fjdk-env-path","Java核心 - 环境搭建",{"path":415,"title":416,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Freflection","Java核心 - 反射",{"path":418,"title":419,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fstring","Java核心 - String 字符串",{"path":421,"title":422,"description":423},"\u002Fother\u002Fjava\u002Fio\u002Fbuffer-stream","Java IO - 缓冲流","缓冲流是对基本流的包装，通过内置缓冲区减少系统调用次数，大幅提升读写效率。",{"path":425,"title":426,"description":427},"\u002Fother\u002Fjava\u002Fio\u002Fbyte-stream","Java IO - 字节流","字节流是 Java IO 中最基本的流类型，以字节（byte）为单位进行数据读写，可以处理任意类型的文件。",{"path":429,"title":430,"description":431},"\u002Fother\u002Fjava\u002Fio\u002Fchar-stream","Java IO - 字符流","字符流以字符为单位进行读写，专门用于处理文本文件。相比字节流，字符流能够正确处理字符编码，避免中文乱码问题。",{"path":433,"title":434,"description":11},"\u002Fother\u002Fjava\u002Fio\u002Ffile","Java IO - File 类",{"path":436,"title":437,"description":11},"\u002Fother\u002Fjava\u002Fio\u002Fio-stream-system","Java IO - IO流概述",{"path":439,"title":440,"description":441},"\u002Fother\u002Fjava\u002Fio\u002Fnio","Java IO - NIO","NIO（New IO）是 JDK 1.4 引入的新 IO 模型，提供了更高效的 IO 操作方式，支持非阻塞 IO 和多路复用。",{"path":443,"title":444,"description":445},"\u002Fother\u002Fjava\u002Fjvm\u002Fclass-loading","类加载机制","类加载机制是 JVM 将 .class 文件加载到内存，并对数据进行校验、转换解析和初始化，最终形成可被 JVM 直接使用的 Java 类型的过程。",{"path":447,"title":448,"description":449},"\u002Fother\u002Fjava\u002Fjvm\u002Fgarbage-collection","垃圾回收","垃圾回收（Garbage Collection，GC）是 JVM 自动管理内存的机制，负责回收不再使用的对象所占用的内存。",{"path":451,"title":452,"description":453},"\u002Fother\u002Fjava\u002Fjvm\u002Fjvm-memory","JVM 内存结构","JVM 在执行 Java 程序时，会把它管理的内存划分为若干个不同的数据区域。这些区域有各自的用途、创建和销毁时间。",{"path":455,"title":456,"description":457},"\u002Fother\u002Fjava\u002Fjvm\u002Fjvm-tuning","JVM 调优","JVM 调优是优化 Java 应用性能的重要手段，主要包括参数配置、性能监控和问题排查。",{"path":459,"title":460,"description":461},"\u002Fother\u002Fjava\u002Fthread\u002Fatomic","原子类","Java 原子类（Atomic Classes）提供了一种无锁的线程安全方式，基于 CAS（Compare-And-Swap）操作实现。",{"path":463,"title":464,"description":465},"\u002Fother\u002Fjava\u002Fthread\u002Fcompletable-future","CompletableFuture","CompletableFuture 是 JDK 8 引入的异步编程工具，实现了 Future 和 CompletionStage 接口，支持函数式编程和链式调用。",{"path":467,"title":468,"description":469},"\u002Fother\u002Fjava\u002Fthread\u002Fconcurrent-collections","并发集合","Java 并发包提供了多种线程安全的集合类，用于替代传统的同步集合（如 Collections.synchronizedList）。",{"path":471,"title":472,"description":473},"\u002Fother\u002Fjava\u002Fthread\u002Fconcurrent-utils","并发工具类","Java 并发包提供了多种实用的并发工具类，用于控制线程之间的协调与同步。",{"path":475,"title":476,"description":11},"\u002Fother\u002Fjava\u002Fthread\u002Fsynchronized-lock","同步机制",{"path":478,"title":479,"description":11},"\u002Fother\u002Fjava\u002Fthread\u002Fthread-basic","线程基础",{"path":481,"title":482,"description":11},"\u002Fother\u002Fjava\u002Fthread\u002Fthread-pool","线程池",{"path":484,"title":485,"description":486},"\u002Fother\u002Fspring-series\u002Fspring\u002Fannotations-beans","Spring - 基于注解管理Bean","从 Java 5 开始，Java 增加了对注解（Annotation）的支持，它是代码中的一种特殊标记，可以在编译、类加载和运行时被读取，执行相应的处理。开发人员可以通过注解在不改变原有代码和逻辑的情况下，在源代码中嵌入补充信息。",{"path":488,"title":489,"description":490},"\u002Fother\u002Fspring-series\u002Fspring\u002Fimplement-ioc","Spring - 原理手写IoC","Spring 框架的 IOC 是基于 Java 反射机制实现的，在学习手写 IoC 之前，你需要具备一定的 Java 反射相关的知识，参考本站内的 Java 教程。",{"path":492,"title":493,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fintroduction-case","Spring - 入门案例",{"path":495,"title":496,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-aop","Spring - 面向切面AOP",{"path":498,"title":499,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-aot","Spring - AOT提前编译",{"path":501,"title":502,"description":503},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-data-validation","Spring - 数据校验","在开发中，我们经常遇到参数校验的需求，比如用户注册的时候，要校验用户名不能为空、用户名长度不超过20个字符、手机号是合法的手机号格式等等。如果使用普通方式，我们会把校验的代码和真正的业务处理逻辑耦合在一起，而且如果未来要新增一种校验逻辑也需要在修改多个地方。而spring validation允许通过注解的方式来定义对象校验规则，把校验和业务逻辑分离开，让代码编写更加方便。Spring Validation其实就是对Hibernate Validator进一步的封装，方便在Spring中使用。",{"path":505,"title":506,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-i18n","Spring - 国际化i18n",{"path":508,"title":509,"description":510},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-ioc","Spring - IOC容器","IoC 是 Inversion of Control 的简写，译为“控制反转”，它不是一门技术，而是一种设计思想，是一个重要的面向对象编程法则，能够指导我们如何设计出松耦合、更优良的程序。",{"path":512,"title":513,"description":514},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-junit","Spring - 单元测试JUnit","在之前的测试方法中，几乎都能看到以下的两行代码：",{"path":516,"title":517,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-resources","Spring - 资源操作",{"path":519,"title":520,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-summarize","Spring - Spring概述",{"path":522,"title":523,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-transaction","Spring - 事务",{"path":525,"title":526,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fxml-beans","Spring - 基于XML管理Bean",{"path":528,"title":529,"description":11},"\u002Fother\u002Fspring-series\u002Fspringboot\u002Fspringboot-config","SpringBoot - 配置详解",{"path":531,"title":532,"description":11},"\u002Fother\u002Fspring-series\u002Fspringboot\u002Fspringboot-data","SpringBoot - 数据访问",{"path":534,"title":535,"description":11},"\u002Fother\u002Fspring-series\u002Fspringboot\u002Fspringboot-quickstart","SpringBoot - 快速入门",{"path":537,"title":538,"description":11},"\u002Fother\u002Fspring-series\u002Fspringboot\u002Fspringboot-web","SpringBoot - Web 开发",{"path":540,"title":541,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-config","SpringCloud - 配置中心",{"path":543,"title":544,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-discovery","SpringCloud - 服务注册与发现",{"path":546,"title":547,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-feign","SpringCloud - 服务调用",{"path":549,"title":550,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-gateway","SpringCloud - 服务网关",{"path":552,"title":553,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-introduction","SpringCloud - 微服务概述",{"path":555,"title":556,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-sentinel","SpringCloud - 服务保护",{"path":558,"title":559,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-databind","SpringMVC - 数据绑定与转换",{"path":561,"title":562,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-exception","SpringMVC - 异常处理",{"path":564,"title":565,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-interceptor","SpringMVC - 拦截器",{"path":567,"title":568,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-introduction","SpringMVC - 简介与环境搭建",{"path":570,"title":571,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-request","SpringMVC - 请求处理",{"path":573,"title":574,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-response","SpringMVC - 响应处理",{"path":576,"title":577,"description":578},"\u002Fproject\u002Frocket-leaf\u002Farchitecture","项目架构","Rocket-Leaf 的目录结构、模块划分、数据流向，以及各层之间的依赖关系。",{"path":580,"title":581,"description":582},"\u002Fproject\u002Frocket-leaf\u002Fbackend-layers","后端分层设计","Rocket-Leaf 的 model \u002F rocketmq \u002F service 三层结构，以及服务之间的依赖关系与设计取舍。",{"path":584,"title":585,"description":586},"\u002Fproject\u002Frocket-leaf\u002Fclient-manager","RocketMQ 客户端管理器","AdminClientManager 的多客户端池、默认连接懒加载、自动重连重试的设计与实现。",{"path":588,"title":589,"description":590},"\u002Fproject\u002Frocket-leaf\u002Fencryption","连接信息加密存储","AES-256-GCM + SHA-256 字段级派生密钥的实现，以及如何在不破坏兼容性的前提下为历史明文数据做透明迁移。",{"path":592,"title":593,"description":594},"\u002Fproject\u002Frocket-leaf\u002Ffrontend","前端结构与类型绑定","React + Vite 目录组织、自动生成的 Wails 绑定、api 薄封装与自定义 hooks 的职责划分。",{"path":596,"title":597,"description":598},"\u002Fproject\u002Frocket-leaf","项目简介","Rocket-Leaf 是一款基于 Wails v3 构建的跨平台 RocketMQ 桌面管理客户端，Go 后端 + React 前端。本文档系列拆解它的架构与关键实现。",{"path":600,"title":601,"description":602},"\u002Fproject\u002Frocket-leaf\u002Fwails-v3","Wails v3 入门","Wails v3 的核心概念、Service 绑定机制，以及 Rocket-Leaf 是如何用它把 Go 后端和 React 前端打通的。",{"path":604,"title":605,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-basic","Docker - 入门基础",{"path":607,"title":608,"description":609},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-compose","Docker - Compose","在部署应用时，常常使用到不止一个容器，那么在部署容器的时候就需要一个一个进行部署，这样的部署过程也相对来说比较繁琐复杂，也容易出问题，那么有没有一种更为简单的方法呢？",{"path":611,"title":612,"description":613},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-container-connection","Docker - 容器互联","在上一个章节中我们学习了 Docker 容器的端口映射，可以将 Docker 容器和本地以及网络中的端口进行连接起来。",{"path":615,"title":616,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-dockerfile","Docker - Dockerfile",{"path":618,"title":619,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-helloworld","Docker - HelloWorld",{"path":621,"title":622,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-install","Docker - 安装",{"path":624,"title":625,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-introduce","Docker - 简介",{"path":627,"title":628,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-object","Docker - 镜像、容器、仓库",{"path":630,"title":631,"description":632},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-warehouse","Docker - 仓库管理","仓库是集中存放资源的地方，代码仓库是存放代码的，那么Docker 中的仓库就是存放 Docker 镜像的。",{"path":634,"title":635,"description":636},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-web-containers","Docker - WEB应用实例","在之前的章节中，仅对普通容器进行了演示，但在实际中常常使用到 Docker 容器中的 WEB 应用程序。",{"path":638,"title":639,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-config","Kubernetes - ConfigMap 与 Secret",{"path":641,"title":642,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-helm","Kubernetes - Helm 包管理",{"path":644,"title":645,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-install","Kubernetes - 集群安装",{"path":647,"title":648,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-introduction","Kubernetes - 简介与架构",{"path":650,"title":651,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-kubectl","Kubernetes - kubectl 命令行工具",{"path":653,"title":654,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-monitoring","Kubernetes - 监控与日志",{"path":656,"title":657,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-network-security","Kubernetes - 网络与安全",{"path":659,"title":660,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-service","Kubernetes - Service 与 Ingress",{"path":662,"title":663,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-storage","Kubernetes - 持久化存储",{"path":665,"title":666,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-workload","Kubernetes - 工作负载资源",{"path":668,"title":669,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-bash","Linux - Bash 基础语法",{"path":671,"title":672,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-file-directory","Linux - 文件与目录操作",{"path":674,"title":675,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-network","Linux - 网络配置",{"path":677,"title":678,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-package","Linux - 软件包管理",{"path":680,"title":681,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-process","Linux - 进程管理",{"path":683,"title":684,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-scripts","Linux - 常用脚本示例",{"path":686,"title":687,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-service","Linux - 服务管理",{"path":689,"title":690,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-user-permission","Linux - 用户与权限管理",{"path":692,"title":693,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-https","Nginx - HTTPS 配置",{"path":695,"title":696,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-install","Nginx - 安装与配置",{"path":698,"title":699,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-loadbalance","Nginx - 负载均衡",{"path":701,"title":702,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-optimization","Nginx - 性能优化",{"path":704,"title":705,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-proxy","Nginx - 反向代理",{"path":707,"title":708,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-static","Nginx - 静态资源服务",{"path":710,"title":711,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-vhost","Nginx - 虚拟主机配置",{"path":713,"title":714,"description":715},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-architecture","MySQL 高可用架构","主从复制、读写分离、分库分表。",{"path":717,"title":718,"description":719},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-index","MySQL 索引","索引是帮助 MySQL 高效获取数据的有序数据结构。",{"path":721,"title":722,"description":723},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-lock","MySQL 锁","锁用于解决并发访问时的数据一致性问题。",{"path":725,"title":726,"description":727},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-optimize","MySQL 性能优化","SQL 优化是后端开发必备技能。",{"path":729,"title":730,"description":731},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-transaction","MySQL 事务","事务是一组不可分割的操作，要么全部成功，要么全部失败。",{"path":733,"title":734,"description":735},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fsql-advanced","SQL 进阶","多表查询、子查询、函数、视图、存储过程。",{"path":737,"title":738,"description":739},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fsql-basic","SQL 基础","SQL（Structured Query Language）是操作关系型数据库的标准语言。",{"path":741,"title":742,"description":743},"\u002Ftutorials\u002Fdatabase\u002Fredis\u002Fredis-advanced","Redis 进阶功能","事务、发布订阅、Lua 脚本、Pipeline。",{"path":745,"title":746,"description":747},"\u002Ftutorials\u002Fdatabase\u002Fredis\u002Fredis-basic","Redis 基础","Redis 安装配置与基本命令。",{"path":749,"title":750,"description":751},"\u002Ftutorials\u002Fdatabase\u002Fredis\u002Fredis-cluster","Redis 高可用","主从复制、哨兵、Cluster 集群。",{"path":753,"title":754,"description":755},"\u002Ftutorials\u002Fdatabase\u002Fredis\u002Fredis-datatype","Redis 数据类型","Redis 5 种基本数据类型 + 4 种特殊类型。",{"path":757,"title":758,"description":759},"\u002Ftutorials\u002Fdatabase\u002Fredis\u002Fredis-optimize","Redis 性能优化","内存优化、缓存问题、最佳实践。",{"path":761,"title":762,"description":763},"\u002Ftutorials\u002Fdatabase\u002Fredis\u002Fredis-persistence","Redis 持久化","Redis 提供 RDB 和 AOF 两种持久化方式。",{"path":765,"title":766,"description":767},"\u002Ftutorials\u002Fdatabase\u002Fredis\u002Fredis-principle","Redis 底层原理","数据结构、线程模型、网络模型。",{"path":769,"title":770,"description":771},"\u002Ftutorials\u002Fdev-idea\u002Fdesign-patterns\u002Fbehaiver-patterns\u002Fobserver-pattern","观察者模式","观察者模式属于行为型模式，定义了对象之间的一对多的依赖关系，在这种模式中，当一个对象的状态发生变化时，所有依赖于它的对象都会得到通知，并且执行相关操作。观察者模式又被成为“发布—订阅模式”，即发布者发生改变后，会通知所有订阅者。",{"path":773,"title":774,"description":11},"\u002Ftutorials\u002Fdev-idea\u002Fdesign-patterns\u002Fcreate-patterns\u002Ffactory-pattern","工厂模式",{"path":776,"title":777,"description":778},"\u002Ftutorials\u002Fdev-idea\u002Fdesign-patterns\u002Fcreate-patterns\u002Fsingleton-pattern","单例模式","单例模式是最常用的设计模式之一，他可以保证在整个应用中，某个类只存在一个实例化对象，即全局使用到该类的只有一个对象，这种模式在需要限制某些类的实例数量时非常有用，通常全局只需要一个该对象即可，如一些配置文件映射对象、数据库连接对象等。",{"path":780,"title":781,"description":782},"\u002Ftutorials\u002Fdev-idea\u002Fdesign-patterns\u002Fstructural-patterns\u002Fadapter-pattern","适配器模式","适配器模式是一种结构型模式，可以将一个类的接口转换成客户端所期望的另一种接口，适配器模式可以帮助开发人员在不修改现有代码的情况下，将不兼容的类组合在一起。",{"path":784,"title":785,"description":786},"\u002Ftutorials\u002Fdev-tools\u002Fgit\u002Fgit-basic-operations","Git 创建版本库","在 Git 上创建版本库有两种方式，一种是直接拷贝远程 Git 仓库到本地，另外一种是我们自己创建本地的版本库。",{"path":788,"title":789,"description":11},"\u002Ftutorials\u002Fdev-tools\u002Fgit\u002Fgit-branch-manage","Git 分支管理",{"path":791,"title":792,"description":11},"\u002Ftutorials\u002Fdev-tools\u002Fgit\u002Fgit-content-operations","Git 仓库内容操作",{"path":794,"title":795,"description":11},"\u002Ftutorials\u002Fdev-tools\u002Fgit\u002Fgit-introduce-install","Git 介绍和安装",{"path":797,"title":798,"description":11},"\u002Ftutorials\u002Fdev-tools\u002Fgit\u002Fgit-remote-manage","Git 远程管理",{"path":800,"title":801,"description":11},"\u002Ftutorials\u002Fdev-tools\u002Fgit\u002Fgit-workspace-index-repo","Git 工作原理",{"path":803,"title":804,"description":11},"\u002Ftutorials\u002Fdev-tools\u002Fhomebrew","HomeBrew 教程",{"path":806,"title":807,"description":11},"\u002Ftutorials\u002Fdev-tools\u002Fidea\u002Fshortcuts","快捷键",{"path":809,"title":810,"description":11},"\u002Ftutorials\u002Fdev-tools\u002Fmaven\u002Fintroduce-install-config","Maven - 介绍、安装、配置",{"path":812,"title":813,"description":11},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Fbasic-knowledge","2. 基础知识",{"path":815,"title":816,"description":817},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Fcomponent-communication","9. 组件通信","在前面的章节内，介绍了 Vue 中最核心的内容——组件的介绍和使用，和 Java 等编程语言相反，组件并不近似于这些变成语言中的类，类可以通过类或者其实例化的对象来相互交互，但 Vue 组件之间的作用域是相互独立的，这就意味着不同组件之间的数据无法相互引用。",{"path":819,"title":820,"description":821},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Fcomputed","4. 计算属性","虽然直接在模板中使用表达式方便，但是如果在模板中添加很多逻辑，会让模板变的臃肿且难维护，耦合度较高。有没有一种简单的方式来实现呢？答案是有的。",{"path":823,"title":824,"description":11},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Fcreate-vue-project","1. 环境搭建及安装",{"path":826,"title":827,"description":828},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Flife-cycle","6. 生命周期","生命周期是指组件从创建、挂载、更新到销毁的整个过程中所经历的一系列阶段。在 Vue 中，每个组件都有自己的生命周期，可以通过生命周期钩子函数来监听和处理组件在不同阶段的行为和状态。",{"path":830,"title":831,"description":11},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Fother-api","10. 其他 API",{"path":833,"title":834,"description":11},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Fpinia","8. Pinia",{"path":836,"title":837,"description":11},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Frouter","7. 路由",{"path":839,"title":840,"description":11},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Ftemplate-grammar","3. 指令及模板语法",{"path":842,"title":843,"description":11},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Fvue3-new-component","11. Vue3 新组件",{"path":845,"title":846,"description":847},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Fwatch","5. 监视","Watch 是 Vue 提供的一个用于监视响应式数据变化并执行相应操作的 API，能够对响应式数据的变化做出一些操作的功能。Vue3 中的 Watch 支持多种用法，包括监视响应式对象、ref 对象、数组、函数等。",{"path":849,"title":850,"description":11},"\u002Ftutorials\u002Fmq\u002Fkafka\u002Fkafka-introduction","Kafka 简介与安装",{"path":852,"title":853,"description":11},"\u002Ftutorials\u002Fmq\u002Fkafka\u002Fkafka-producer-consumer","Kafka 生产者与消费者",{"path":855,"title":856,"description":857},"\u002Ftutorials\u002Fmq\u002Fkafka\u002Fkafka-springboot","Spring Boot 整合 Kafka","Spring Kafka 提供了对 Apache Kafka 的便捷集成。",{"path":859,"title":860,"description":861},"\u002Ftutorials\u002Fmq\u002Frabbitmq\u002Frabbitmq-exchange","RabbitMQ Exchange 详解","Exchange（交换机）是 RabbitMQ 的核心组件，负责接收生产者发送的消息，并根据规则将消息路由到一个或多个队列。",{"path":863,"title":864,"description":11},"\u002Ftutorials\u002Fmq\u002Frabbitmq\u002Frabbitmq-introduction","RabbitMQ 简介与安装",{"path":866,"title":867,"description":868},"\u002Ftutorials\u002Fmq\u002Frabbitmq\u002Frabbitmq-reliability","RabbitMQ 消息可靠性","消息可靠性是消息队列的核心要求，RabbitMQ 提供了多种机制来保证消息不丢失。",{"path":870,"title":871,"description":872},"\u002Ftutorials\u002Fmq\u002Frabbitmq\u002Frabbitmq-springboot","Spring Boot 整合 RabbitMQ","Spring AMQP 提供了对 RabbitMQ 的便捷集成，大大简化了开发工作。",{"path":874,"title":875,"description":11},"\u002Ftutorials\u002Fmq\u002Frocketmq\u002Frocketmq-client","RocketMQ 客户端使用",{"path":877,"title":878,"description":11},"\u002Ftutorials\u002Fmq\u002Frocketmq\u002Frocketmq-concepts","RocketMQ 核心概念",{"path":880,"title":881,"description":11},"\u002Ftutorials\u002Fmq\u002Frocketmq\u002Frocketmq-installation","RocketMQ 安装部署",{"path":883,"title":884,"description":885},"\u002Ftutorials\u002Fmq\u002Frocketmq\u002Frocketmq-message-type","RocketMQ 消息类型","RocketMQ 支持多种消息类型，满足不同业务场景需求。",{"id":887,"title":669,"body":888,"description":11,"extension":5135,"meta":5136,"navigation":935,"path":668,"seo":5137,"stem":5138,"__hash__":5139},"docs\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-bash.md",{"type":889,"value":890,"toc":5086},"minimark",[891,895,899,902,906,948,951,1022,1026,1051,1054,1057,1168,1171,1353,1356,1440,1495,1498,1737,1740,1743,1980,1983,2050,2053,2057,2170,2173,2558,2562,2643,2647,2831,2834,2838,3162,3166,3323,3327,3398,3401,3522,3525,3528,3583,3586,3657,3660,3830,3833,3908,3911,3914,4071,4074,4149,4152,4364,4367,4370,4477,4480,4566,4569,4572,5046,5049,5077,5082],[892,893,894],"h2",{"id":894},"概述",[896,897,898],"p",{},"Bash（Bourne Again Shell）是 Linux 最常用的 Shell。掌握 Bash 脚本可以自动化日常任务，提高工作效率。",[892,900,901],{"id":901},"脚本基础",[903,904,905],"h3",{"id":905},"创建脚本",[907,908,912],"pre",{"className":909,"code":910,"language":911,"meta":11,"style":11},"language-bash shiki shiki-themes github-light github-light github-dark","#!\u002Fbin\u002Fbash\n# 这是注释\n\necho \"Hello, World!\"\n","bash",[913,914,915,924,930,937],"code",{"__ignoreMap":11},[916,917,920],"span",{"class":918,"line":919},"line",1,[916,921,923],{"class":922},"sCsY4","#!\u002Fbin\u002Fbash\n",[916,925,927],{"class":918,"line":926},2,[916,928,929],{"class":922},"# 这是注释\n",[916,931,933],{"class":918,"line":932},3,[916,934,936],{"emptyLinePlaceholder":935},true,"\n",[916,938,940,944],{"class":918,"line":939},4,[916,941,943],{"class":942},"sBjJW","echo",[916,945,947],{"class":946},"sIIMD"," \"Hello, World!\"\n",[903,949,950],{"id":950},"运行脚本",[907,952,954],{"className":909,"code":953,"language":911,"meta":11,"style":11},"# 方法 1：添加执行权限\nchmod +x script.sh\n.\u002Fscript.sh\n\n# 方法 2：使用 bash 执行\nbash script.sh\n\n# 方法 3：使用 source（在当前 shell 执行）\nsource script.sh\n. script.sh\n",[913,955,956,961,973,978,982,988,995,1000,1006,1014],{"__ignoreMap":11},[916,957,958],{"class":918,"line":919},[916,959,960],{"class":922},"# 方法 1：添加执行权限\n",[916,962,963,967,970],{"class":918,"line":926},[916,964,966],{"class":965},"snPdu","chmod",[916,968,969],{"class":946}," +x",[916,971,972],{"class":946}," script.sh\n",[916,974,975],{"class":918,"line":932},[916,976,977],{"class":965},".\u002Fscript.sh\n",[916,979,980],{"class":918,"line":939},[916,981,936],{"emptyLinePlaceholder":935},[916,983,985],{"class":918,"line":984},5,[916,986,987],{"class":922},"# 方法 2：使用 bash 执行\n",[916,989,991,993],{"class":918,"line":990},6,[916,992,911],{"class":965},[916,994,972],{"class":946},[916,996,998],{"class":918,"line":997},7,[916,999,936],{"emptyLinePlaceholder":935},[916,1001,1003],{"class":918,"line":1002},8,[916,1004,1005],{"class":922},"# 方法 3：使用 source（在当前 shell 执行）\n",[916,1007,1009,1012],{"class":918,"line":1008},9,[916,1010,1011],{"class":942},"source",[916,1013,972],{"class":946},[916,1015,1017,1020],{"class":918,"line":1016},10,[916,1018,1019],{"class":942},".",[916,1021,972],{"class":946},[903,1023,1025],{"id":1024},"shebang","Shebang",[907,1027,1029],{"className":909,"code":1028,"language":911,"meta":11,"style":11},"#!\u002Fbin\u002Fbash       # Bash\n#!\u002Fbin\u002Fsh         # POSIX Shell\n#!\u002Fusr\u002Fbin\u002Fenv bash  # 更便携的写法\n#!\u002Fusr\u002Fbin\u002Fenv python3  # Python\n",[913,1030,1031,1036,1041,1046],{"__ignoreMap":11},[916,1032,1033],{"class":918,"line":919},[916,1034,1035],{"class":922},"#!\u002Fbin\u002Fbash       # Bash\n",[916,1037,1038],{"class":918,"line":926},[916,1039,1040],{"class":922},"#!\u002Fbin\u002Fsh         # POSIX Shell\n",[916,1042,1043],{"class":918,"line":932},[916,1044,1045],{"class":922},"#!\u002Fusr\u002Fbin\u002Fenv bash  # 更便携的写法\n",[916,1047,1048],{"class":918,"line":939},[916,1049,1050],{"class":922},"#!\u002Fusr\u002Fbin\u002Fenv python3  # Python\n",[892,1052,1053],{"id":1053},"变量",[903,1055,1056],{"id":1056},"定义和使用",[907,1058,1060],{"className":909,"code":1059,"language":911,"meta":11,"style":11},"# 定义变量（等号两边不能有空格）\nname=\"John\"\nage=25\n\n# 使用变量\necho $name\necho ${name}\necho \"My name is ${name}\"\n\n# 只读变量\nreadonly PI=3.14159\n\n# 删除变量\nunset name\n",[913,1061,1062,1067,1080,1090,1094,1099,1106,1113,1125,1129,1134,1148,1153,1159],{"__ignoreMap":11},[916,1063,1064],{"class":918,"line":919},[916,1065,1066],{"class":922},"# 定义变量（等号两边不能有空格）\n",[916,1068,1069,1073,1077],{"class":918,"line":926},[916,1070,1072],{"class":1071},"sxrX7","name",[916,1074,1076],{"class":1075},"s8jYJ","=",[916,1078,1079],{"class":946},"\"John\"\n",[916,1081,1082,1085,1087],{"class":918,"line":932},[916,1083,1084],{"class":1071},"age",[916,1086,1076],{"class":1075},[916,1088,1089],{"class":946},"25\n",[916,1091,1092],{"class":918,"line":939},[916,1093,936],{"emptyLinePlaceholder":935},[916,1095,1096],{"class":918,"line":984},[916,1097,1098],{"class":922},"# 使用变量\n",[916,1100,1101,1103],{"class":918,"line":990},[916,1102,943],{"class":942},[916,1104,1105],{"class":1071}," $name\n",[916,1107,1108,1110],{"class":918,"line":997},[916,1109,943],{"class":942},[916,1111,1112],{"class":1071}," ${name}\n",[916,1114,1115,1117,1120,1122],{"class":918,"line":1002},[916,1116,943],{"class":942},[916,1118,1119],{"class":946}," \"My name is ${",[916,1121,1072],{"class":1071},[916,1123,1124],{"class":946},"}\"\n",[916,1126,1127],{"class":918,"line":1008},[916,1128,936],{"emptyLinePlaceholder":935},[916,1130,1131],{"class":918,"line":1016},[916,1132,1133],{"class":922},"# 只读变量\n",[916,1135,1137,1140,1143,1145],{"class":918,"line":1136},11,[916,1138,1139],{"class":1075},"readonly",[916,1141,1142],{"class":1071}," PI",[916,1144,1076],{"class":1075},[916,1146,1147],{"class":942},"3.14159\n",[916,1149,1151],{"class":918,"line":1150},12,[916,1152,936],{"emptyLinePlaceholder":935},[916,1154,1156],{"class":918,"line":1155},13,[916,1157,1158],{"class":922},"# 删除变量\n",[916,1160,1162,1165],{"class":918,"line":1161},14,[916,1163,1164],{"class":942},"unset",[916,1166,1167],{"class":946}," name\n",[903,1169,1170],{"id":1170},"变量类型",[907,1172,1174],{"className":909,"code":1173,"language":911,"meta":11,"style":11},"# 字符串\nstr=\"Hello World\"\n\n# 数字\nnum=100\n\n# 数组\narr=(1 2 3 4 5)\narr[0]=10\necho ${arr[0]}      # 第一个元素\necho ${arr[@]}      # 所有元素\necho ${#arr[@]}     # 数组长度\n\n# 关联数组（Bash 4+）\ndeclare -A map\nmap[name]=\"John\"\nmap[age]=25\necho ${map[name]}\n",[913,1175,1176,1181,1191,1195,1200,1210,1214,1219,1247,1257,1267,1283,1304,1308,1313,1325,1335,1345],{"__ignoreMap":11},[916,1177,1178],{"class":918,"line":919},[916,1179,1180],{"class":922},"# 字符串\n",[916,1182,1183,1186,1188],{"class":918,"line":926},[916,1184,1185],{"class":1071},"str",[916,1187,1076],{"class":1075},[916,1189,1190],{"class":946},"\"Hello World\"\n",[916,1192,1193],{"class":918,"line":932},[916,1194,936],{"emptyLinePlaceholder":935},[916,1196,1197],{"class":918,"line":939},[916,1198,1199],{"class":922},"# 数字\n",[916,1201,1202,1205,1207],{"class":918,"line":984},[916,1203,1204],{"class":1071},"num",[916,1206,1076],{"class":1075},[916,1208,1209],{"class":946},"100\n",[916,1211,1212],{"class":918,"line":990},[916,1213,936],{"emptyLinePlaceholder":935},[916,1215,1216],{"class":918,"line":997},[916,1217,1218],{"class":922},"# 数组\n",[916,1220,1221,1224,1226,1229,1232,1235,1238,1241,1244],{"class":918,"line":1002},[916,1222,1223],{"class":1071},"arr",[916,1225,1076],{"class":1075},[916,1227,1228],{"class":1071},"(",[916,1230,1231],{"class":942},"1",[916,1233,1234],{"class":942}," 2",[916,1236,1237],{"class":942}," 3",[916,1239,1240],{"class":942}," 4",[916,1242,1243],{"class":942}," 5",[916,1245,1246],{"class":1071},")\n",[916,1248,1249,1252,1254],{"class":918,"line":1008},[916,1250,1251],{"class":1071},"arr[0]",[916,1253,1076],{"class":1075},[916,1255,1256],{"class":946},"10\n",[916,1258,1259,1261,1264],{"class":918,"line":1016},[916,1260,943],{"class":942},[916,1262,1263],{"class":1071}," ${arr[0]}      ",[916,1265,1266],{"class":922},"# 第一个元素\n",[916,1268,1269,1271,1274,1277,1280],{"class":918,"line":1136},[916,1270,943],{"class":942},[916,1272,1273],{"class":1071}," ${arr[",[916,1275,1276],{"class":1075},"@",[916,1278,1279],{"class":1071},"]}      ",[916,1281,1282],{"class":922},"# 所有元素\n",[916,1284,1285,1287,1290,1293,1296,1298,1301],{"class":918,"line":1150},[916,1286,943],{"class":942},[916,1288,1289],{"class":1071}," ${",[916,1291,1292],{"class":1075},"#",[916,1294,1295],{"class":1071},"arr[",[916,1297,1276],{"class":1075},[916,1299,1300],{"class":1071},"]}     ",[916,1302,1303],{"class":922},"# 数组长度\n",[916,1305,1306],{"class":918,"line":1155},[916,1307,936],{"emptyLinePlaceholder":935},[916,1309,1310],{"class":918,"line":1161},[916,1311,1312],{"class":922},"# 关联数组（Bash 4+）\n",[916,1314,1316,1319,1322],{"class":918,"line":1315},15,[916,1317,1318],{"class":1075},"declare",[916,1320,1321],{"class":942}," -A",[916,1323,1324],{"class":1071}," map\n",[916,1326,1328,1331,1333],{"class":918,"line":1327},16,[916,1329,1330],{"class":1071},"map[name]",[916,1332,1076],{"class":1075},[916,1334,1079],{"class":946},[916,1336,1338,1341,1343],{"class":918,"line":1337},17,[916,1339,1340],{"class":1071},"map[age]",[916,1342,1076],{"class":1075},[916,1344,1089],{"class":946},[916,1346,1348,1350],{"class":918,"line":1347},18,[916,1349,943],{"class":942},[916,1351,1352],{"class":1071}," ${map[name]}\n",[903,1354,1355],{"id":1355},"特殊变量",[1357,1358,1359,1372],"table",{},[1360,1361,1362],"thead",{},[1363,1364,1365,1369],"tr",{},[1366,1367,1053],"th",{"align":1368},"left",[1366,1370,1371],{"align":1368},"说明",[1373,1374,1375,1384,1392,1400,1408,1416,1424,1432],"tbody",{},[1363,1376,1377,1381],{},[1378,1379,1380],"td",{"align":1368},"$0",[1378,1382,1383],{"align":1368},"脚本名称",[1363,1385,1386,1389],{},[1378,1387,1388],{"align":1368},"$1-9",[1378,1390,1391],{"align":1368},"位置参数",[1363,1393,1394,1397],{},[1378,1395,1396],{"align":1368},"$#",[1378,1398,1399],{"align":1368},"参数个数",[1363,1401,1402,1405],{},[1378,1403,1404],{"align":1368},"$@",[1378,1406,1407],{"align":1368},"所有参数（分开）",[1363,1409,1410,1413],{},[1378,1411,1412],{"align":1368},"$*",[1378,1414,1415],{"align":1368},"所有参数（合并）",[1363,1417,1418,1421],{},[1378,1419,1420],{"align":1368},"$?",[1378,1422,1423],{"align":1368},"上一条命令的返回值",[1363,1425,1426,1429],{},[1378,1427,1428],{"align":1368},"$$",[1378,1430,1431],{"align":1368},"当前进程 PID",[1363,1433,1434,1437],{},[1378,1435,1436],{"align":1368},"$!",[1378,1438,1439],{"align":1368},"最近后台进程 PID",[907,1441,1443],{"className":909,"code":1442,"language":911,"meta":11,"style":11},"#!\u002Fbin\u002Fbash\necho \"脚本名: $0\"\necho \"第一个参数: $1\"\necho \"参数个数: $#\"\necho \"所有参数: $@\"\n",[913,1444,1445,1449,1461,1473,1484],{"__ignoreMap":11},[916,1446,1447],{"class":918,"line":919},[916,1448,923],{"class":922},[916,1450,1451,1453,1456,1458],{"class":918,"line":926},[916,1452,943],{"class":942},[916,1454,1455],{"class":946}," \"脚本名: ",[916,1457,1380],{"class":942},[916,1459,1460],{"class":946},"\"\n",[916,1462,1463,1465,1468,1471],{"class":918,"line":932},[916,1464,943],{"class":942},[916,1466,1467],{"class":946}," \"第一个参数: ",[916,1469,1470],{"class":942},"$1",[916,1472,1460],{"class":946},[916,1474,1475,1477,1480,1482],{"class":918,"line":939},[916,1476,943],{"class":942},[916,1478,1479],{"class":946}," \"参数个数: ",[916,1481,1396],{"class":942},[916,1483,1460],{"class":946},[916,1485,1486,1488,1491,1493],{"class":918,"line":984},[916,1487,943],{"class":942},[916,1489,1490],{"class":946}," \"所有参数: ",[916,1492,1404],{"class":942},[916,1494,1460],{"class":946},[903,1496,1497],{"id":1497},"字符串操作",[907,1499,1501],{"className":909,"code":1500,"language":911,"meta":11,"style":11},"str=\"Hello World\"\n\n# 长度\necho ${#str}           # 11\n\n# 截取\necho ${str:0:5}        # Hello（从位置0取5个）\necho ${str:6}          # World（从位置6开始）\n\n# 替换\necho ${str\u002FWorld\u002FBash}  # Hello Bash（替换第一个）\necho ${str\u002F\u002Fo\u002FO}        # HellO WOrld（替换所有）\n\n# 删除\necho ${str#Hello }      # World（删除开头匹配）\necho ${str%World}       # Hello （删除结尾匹配）\n\n# 默认值\necho ${var:-default}    # var 为空时返回 default\necho ${var:=default}    # var 为空时设置为 default\necho ${var:+value}      # var 非空时返回 value\necho ${var:?error}      # var 为空时报错\n",[913,1502,1503,1511,1515,1520,1534,1538,1543,1564,1578,1582,1587,1607,1627,1631,1636,1650,1665,1669,1674,1691,1706,1721],{"__ignoreMap":11},[916,1504,1505,1507,1509],{"class":918,"line":919},[916,1506,1185],{"class":1071},[916,1508,1076],{"class":1075},[916,1510,1190],{"class":946},[916,1512,1513],{"class":918,"line":926},[916,1514,936],{"emptyLinePlaceholder":935},[916,1516,1517],{"class":918,"line":932},[916,1518,1519],{"class":922},"# 长度\n",[916,1521,1522,1524,1526,1528,1531],{"class":918,"line":939},[916,1523,943],{"class":942},[916,1525,1289],{"class":1071},[916,1527,1292],{"class":1075},[916,1529,1530],{"class":1071},"str}           ",[916,1532,1533],{"class":922},"# 11\n",[916,1535,1536],{"class":918,"line":984},[916,1537,936],{"emptyLinePlaceholder":935},[916,1539,1540],{"class":918,"line":990},[916,1541,1542],{"class":922},"# 截取\n",[916,1544,1545,1547,1550,1553,1556,1558,1561],{"class":918,"line":997},[916,1546,943],{"class":942},[916,1548,1549],{"class":1071}," ${str",[916,1551,1552],{"class":1075},":",[916,1554,1555],{"class":1071},"0",[916,1557,1552],{"class":1075},[916,1559,1560],{"class":1071},"5}        ",[916,1562,1563],{"class":922},"# Hello（从位置0取5个）\n",[916,1565,1566,1568,1570,1572,1575],{"class":918,"line":1002},[916,1567,943],{"class":942},[916,1569,1549],{"class":1071},[916,1571,1552],{"class":1075},[916,1573,1574],{"class":1071},"6}          ",[916,1576,1577],{"class":922},"# World（从位置6开始）\n",[916,1579,1580],{"class":918,"line":1008},[916,1581,936],{"emptyLinePlaceholder":935},[916,1583,1584],{"class":918,"line":1016},[916,1585,1586],{"class":922},"# 替换\n",[916,1588,1589,1591,1593,1596,1599,1601,1604],{"class":918,"line":1136},[916,1590,943],{"class":942},[916,1592,1549],{"class":1071},[916,1594,1595],{"class":1075},"\u002F",[916,1597,1598],{"class":1071},"World",[916,1600,1595],{"class":1075},[916,1602,1603],{"class":1071},"Bash}  ",[916,1605,1606],{"class":922},"# Hello Bash（替换第一个）\n",[916,1608,1609,1611,1613,1616,1619,1621,1624],{"class":918,"line":1150},[916,1610,943],{"class":942},[916,1612,1549],{"class":1071},[916,1614,1615],{"class":1075},"\u002F\u002F",[916,1617,1618],{"class":1071},"o",[916,1620,1595],{"class":1075},[916,1622,1623],{"class":1071},"O}        ",[916,1625,1626],{"class":922},"# HellO WOrld（替换所有）\n",[916,1628,1629],{"class":918,"line":1155},[916,1630,936],{"emptyLinePlaceholder":935},[916,1632,1633],{"class":918,"line":1161},[916,1634,1635],{"class":922},"# 删除\n",[916,1637,1638,1640,1642,1644,1647],{"class":918,"line":1315},[916,1639,943],{"class":942},[916,1641,1549],{"class":1071},[916,1643,1292],{"class":1075},[916,1645,1646],{"class":1071},"Hello }      ",[916,1648,1649],{"class":922},"# World（删除开头匹配）\n",[916,1651,1652,1654,1656,1659,1662],{"class":918,"line":1327},[916,1653,943],{"class":942},[916,1655,1549],{"class":1071},[916,1657,1658],{"class":1075},"%",[916,1660,1661],{"class":1071},"World}       ",[916,1663,1664],{"class":922},"# Hello （删除结尾匹配）\n",[916,1666,1667],{"class":918,"line":1337},[916,1668,936],{"emptyLinePlaceholder":935},[916,1670,1671],{"class":918,"line":1347},[916,1672,1673],{"class":922},"# 默认值\n",[916,1675,1677,1679,1682,1685,1688],{"class":918,"line":1676},19,[916,1678,943],{"class":942},[916,1680,1681],{"class":1071}," ${var",[916,1683,1684],{"class":1075},":-",[916,1686,1687],{"class":1071},"default}    ",[916,1689,1690],{"class":922},"# var 为空时返回 default\n",[916,1692,1694,1696,1698,1701,1703],{"class":918,"line":1693},20,[916,1695,943],{"class":942},[916,1697,1681],{"class":1071},[916,1699,1700],{"class":1075},":=",[916,1702,1687],{"class":1071},[916,1704,1705],{"class":922},"# var 为空时设置为 default\n",[916,1707,1709,1711,1713,1715,1718],{"class":918,"line":1708},21,[916,1710,943],{"class":942},[916,1712,1681],{"class":1071},[916,1714,1552],{"class":1075},[916,1716,1717],{"class":1071},"+value}      ",[916,1719,1720],{"class":922},"# var 非空时返回 value\n",[916,1722,1724,1726,1728,1731,1734],{"class":918,"line":1723},22,[916,1725,943],{"class":942},[916,1727,1681],{"class":1071},[916,1729,1730],{"class":1075},":?",[916,1732,1733],{"class":1071},"error}      ",[916,1735,1736],{"class":922},"# var 为空时报错\n",[892,1738,1739],{"id":1739},"运算",[903,1741,1742],{"id":1742},"算术运算",[907,1744,1746],{"className":909,"code":1745,"language":911,"meta":11,"style":11},"# 方法 1：(( ))\na=10\nb=3\necho $((a + b))     # 13\necho $((a - b))     # 7\necho $((a * b))     # 30\necho $((a \u002F b))     # 3\necho $((a % b))     # 1\necho $((a ** 2))    # 100\n\n# 方法 2：let\nlet sum=a+b\nlet \"sum = a + b\"\n\n# 方法 3：expr\nsum=$(expr $a + $b)\n\n# 自增自减\n((a++))\n((a--))\n((a+=5))\n",[913,1747,1748,1753,1762,1772,1793,1811,1829,1847,1865,1884,1888,1893,1901,1908,1912,1917,1939,1943,1948,1959,1968],{"__ignoreMap":11},[916,1749,1750],{"class":918,"line":919},[916,1751,1752],{"class":922},"# 方法 1：(( ))\n",[916,1754,1755,1758,1760],{"class":918,"line":926},[916,1756,1757],{"class":1071},"a",[916,1759,1076],{"class":1075},[916,1761,1256],{"class":946},[916,1763,1764,1767,1769],{"class":918,"line":932},[916,1765,1766],{"class":1071},"b",[916,1768,1076],{"class":1075},[916,1770,1771],{"class":946},"3\n",[916,1773,1774,1776,1779,1781,1784,1787,1790],{"class":918,"line":939},[916,1775,943],{"class":942},[916,1777,1778],{"class":1071}," $((",[916,1780,1757],{"class":965},[916,1782,1783],{"class":946}," +",[916,1785,1786],{"class":946}," b",[916,1788,1789],{"class":1071},"))     ",[916,1791,1792],{"class":922},"# 13\n",[916,1794,1795,1797,1799,1801,1804,1806,1808],{"class":918,"line":984},[916,1796,943],{"class":942},[916,1798,1778],{"class":1071},[916,1800,1757],{"class":965},[916,1802,1803],{"class":946}," -",[916,1805,1786],{"class":946},[916,1807,1789],{"class":1071},[916,1809,1810],{"class":922},"# 7\n",[916,1812,1813,1815,1817,1819,1822,1824,1826],{"class":918,"line":990},[916,1814,943],{"class":942},[916,1816,1778],{"class":1071},[916,1818,1757],{"class":965},[916,1820,1821],{"class":942}," *",[916,1823,1786],{"class":946},[916,1825,1789],{"class":1071},[916,1827,1828],{"class":922},"# 30\n",[916,1830,1831,1833,1835,1837,1840,1842,1844],{"class":918,"line":997},[916,1832,943],{"class":942},[916,1834,1778],{"class":1071},[916,1836,1757],{"class":965},[916,1838,1839],{"class":946}," \u002F",[916,1841,1786],{"class":946},[916,1843,1789],{"class":1071},[916,1845,1846],{"class":922},"# 3\n",[916,1848,1849,1851,1853,1855,1858,1860,1862],{"class":918,"line":1002},[916,1850,943],{"class":942},[916,1852,1778],{"class":1071},[916,1854,1757],{"class":965},[916,1856,1857],{"class":946}," %",[916,1859,1786],{"class":946},[916,1861,1789],{"class":1071},[916,1863,1864],{"class":922},"# 1\n",[916,1866,1867,1869,1871,1873,1876,1878,1881],{"class":918,"line":1008},[916,1868,943],{"class":942},[916,1870,1778],{"class":1071},[916,1872,1757],{"class":965},[916,1874,1875],{"class":942}," **",[916,1877,1234],{"class":942},[916,1879,1880],{"class":1071},"))    ",[916,1882,1883],{"class":922},"# 100\n",[916,1885,1886],{"class":918,"line":1016},[916,1887,936],{"emptyLinePlaceholder":935},[916,1889,1890],{"class":918,"line":1136},[916,1891,1892],{"class":922},"# 方法 2：let\n",[916,1894,1895,1898],{"class":918,"line":1150},[916,1896,1897],{"class":942},"let",[916,1899,1900],{"class":946}," sum=a+b\n",[916,1902,1903,1905],{"class":918,"line":1155},[916,1904,1897],{"class":942},[916,1906,1907],{"class":946}," \"sum = a + b\"\n",[916,1909,1910],{"class":918,"line":1161},[916,1911,936],{"emptyLinePlaceholder":935},[916,1913,1914],{"class":918,"line":1315},[916,1915,1916],{"class":922},"# 方法 3：expr\n",[916,1918,1919,1922,1924,1927,1930,1933,1936],{"class":918,"line":1327},[916,1920,1921],{"class":1071},"sum",[916,1923,1076],{"class":1075},[916,1925,1926],{"class":1071},"$(",[916,1928,1929],{"class":965},"expr",[916,1931,1932],{"class":1071}," $a ",[916,1934,1935],{"class":946},"+",[916,1937,1938],{"class":1071}," $b)\n",[916,1940,1941],{"class":918,"line":1337},[916,1942,936],{"emptyLinePlaceholder":935},[916,1944,1945],{"class":918,"line":1347},[916,1946,1947],{"class":922},"# 自增自减\n",[916,1949,1950,1953,1956],{"class":918,"line":1676},[916,1951,1952],{"class":1071},"((a",[916,1954,1955],{"class":1075},"++",[916,1957,1958],{"class":1071},"))\n",[916,1960,1961,1963,1966],{"class":918,"line":1693},[916,1962,1952],{"class":1071},[916,1964,1965],{"class":1075},"--",[916,1967,1958],{"class":1071},[916,1969,1970,1972,1975,1978],{"class":918,"line":1708},[916,1971,1952],{"class":1071},[916,1973,1974],{"class":1075},"+=",[916,1976,1977],{"class":942},"5",[916,1979,1958],{"class":1071},[903,1981,1982],{"id":1982},"浮点运算",[907,1984,1986],{"className":909,"code":1985,"language":911,"meta":11,"style":11},"# 使用 bc\nresult=$(echo \"scale=2; 10\u002F3\" | bc)\necho $result    # 3.33\n\n# 使用 awk\nresult=$(awk 'BEGIN{printf \"%.2f\", 10\u002F3}')\n",[913,1987,1988,1993,2015,2025,2029,2034],{"__ignoreMap":11},[916,1989,1990],{"class":918,"line":919},[916,1991,1992],{"class":922},"# 使用 bc\n",[916,1994,1995,1998,2000,2002,2004,2007,2010,2013],{"class":918,"line":926},[916,1996,1997],{"class":1071},"result",[916,1999,1076],{"class":1075},[916,2001,1926],{"class":1071},[916,2003,943],{"class":942},[916,2005,2006],{"class":946}," \"scale=2; 10\u002F3\"",[916,2008,2009],{"class":1075}," |",[916,2011,2012],{"class":965}," bc",[916,2014,1246],{"class":1071},[916,2016,2017,2019,2022],{"class":918,"line":932},[916,2018,943],{"class":942},[916,2020,2021],{"class":1071}," $result    ",[916,2023,2024],{"class":922},"# 3.33\n",[916,2026,2027],{"class":918,"line":939},[916,2028,936],{"emptyLinePlaceholder":935},[916,2030,2031],{"class":918,"line":984},[916,2032,2033],{"class":922},"# 使用 awk\n",[916,2035,2036,2038,2040,2042,2045,2048],{"class":918,"line":990},[916,2037,1997],{"class":1071},[916,2039,1076],{"class":1075},[916,2041,1926],{"class":1071},[916,2043,2044],{"class":965},"awk",[916,2046,2047],{"class":946}," 'BEGIN{printf \"%.2f\", 10\u002F3}'",[916,2049,1246],{"class":1071},[892,2051,2052],{"id":2052},"条件判断",[903,2054,2056],{"id":2055},"if-语句","if 语句",[907,2058,2060],{"className":909,"code":2059,"language":911,"meta":11,"style":11},"# 基本语法\nif [ condition ]; then\n    commands\nfi\n\n# if-else\nif [ condition ]; then\n    commands\nelse\n    commands\nfi\n\n# if-elif-else\nif [ condition1 ]; then\n    commands\nelif [ condition2 ]; then\n    commands\nelse\n    commands\nfi\n",[913,2061,2062,2067,2078,2083,2088,2092,2097,2105,2109,2114,2118,2122,2126,2131,2140,2144,2154,2158,2162,2166],{"__ignoreMap":11},[916,2063,2064],{"class":918,"line":919},[916,2065,2066],{"class":922},"# 基本语法\n",[916,2068,2069,2072,2075],{"class":918,"line":926},[916,2070,2071],{"class":1075},"if",[916,2073,2074],{"class":1071}," [ condition ]; ",[916,2076,2077],{"class":1075},"then\n",[916,2079,2080],{"class":918,"line":932},[916,2081,2082],{"class":965},"    commands\n",[916,2084,2085],{"class":918,"line":939},[916,2086,2087],{"class":1075},"fi\n",[916,2089,2090],{"class":918,"line":984},[916,2091,936],{"emptyLinePlaceholder":935},[916,2093,2094],{"class":918,"line":990},[916,2095,2096],{"class":922},"# if-else\n",[916,2098,2099,2101,2103],{"class":918,"line":997},[916,2100,2071],{"class":1075},[916,2102,2074],{"class":1071},[916,2104,2077],{"class":1075},[916,2106,2107],{"class":918,"line":1002},[916,2108,2082],{"class":965},[916,2110,2111],{"class":918,"line":1008},[916,2112,2113],{"class":1075},"else\n",[916,2115,2116],{"class":918,"line":1016},[916,2117,2082],{"class":965},[916,2119,2120],{"class":918,"line":1136},[916,2121,2087],{"class":1075},[916,2123,2124],{"class":918,"line":1150},[916,2125,936],{"emptyLinePlaceholder":935},[916,2127,2128],{"class":918,"line":1155},[916,2129,2130],{"class":922},"# if-elif-else\n",[916,2132,2133,2135,2138],{"class":918,"line":1161},[916,2134,2071],{"class":1075},[916,2136,2137],{"class":1071}," [ condition1 ]; ",[916,2139,2077],{"class":1075},[916,2141,2142],{"class":918,"line":1315},[916,2143,2082],{"class":965},[916,2145,2146,2149,2152],{"class":918,"line":1327},[916,2147,2148],{"class":1075},"elif",[916,2150,2151],{"class":1071}," [ condition2 ]; ",[916,2153,2077],{"class":1075},[916,2155,2156],{"class":918,"line":1337},[916,2157,2082],{"class":965},[916,2159,2160],{"class":918,"line":1347},[916,2161,2113],{"class":1075},[916,2163,2164],{"class":918,"line":1676},[916,2165,2082],{"class":965},[916,2167,2168],{"class":918,"line":1693},[916,2169,2087],{"class":1075},[903,2171,2172],{"id":2172},"条件测试",[907,2174,2176],{"className":909,"code":2175,"language":911,"meta":11,"style":11},"# 数值比较\n[ $a -eq $b ]    # 等于\n[ $a -ne $b ]    # 不等于\n[ $a -gt $b ]    # 大于\n[ $a -lt $b ]    # 小于\n[ $a -ge $b ]    # 大于等于\n[ $a -le $b ]    # 小于等于\n\n# 字符串比较\n[ \"$str1\" = \"$str2\" ]     # 相等\n[ \"$str1\" != \"$str2\" ]    # 不等\n[ -z \"$str\" ]             # 为空\n[ -n \"$str\" ]             # 非空\n\n# 文件测试\n[ -e file ]     # 存在\n[ -f file ]     # 普通文件\n[ -d file ]     # 目录\n[ -r file ]     # 可读\n[ -w file ]     # 可写\n[ -x file ]     # 可执行\n[ -s file ]     # 大小不为 0\n[ file1 -nt file2 ]   # file1 更新\n[ file1 -ot file2 ]   # file1 更旧\n\n# 逻辑运算\n[ cond1 ] && [ cond2 ]    # 与\n[ cond1 ] || [ cond2 ]    # 或\n[ ! condition ]           # 非\n[ cond1 -a cond2 ]        # 与（在 [ ] 内）\n[ cond1 -o cond2 ]        # 或（在 [ ] 内）\n",[913,2177,2178,2183,2197,2209,2221,2233,2245,2257,2261,2266,2296,2321,2341,2359,2363,2368,2381,2393,2405,2417,2429,2441,2453,2468,2481,2486,2492,2501,2516,2530,2545],{"__ignoreMap":11},[916,2179,2180],{"class":918,"line":919},[916,2181,2182],{"class":922},"# 数值比较\n",[916,2184,2185,2188,2191,2194],{"class":918,"line":926},[916,2186,2187],{"class":1071},"[ $a ",[916,2189,2190],{"class":1075},"-eq",[916,2192,2193],{"class":1071}," $b ]    ",[916,2195,2196],{"class":922},"# 等于\n",[916,2198,2199,2201,2204,2206],{"class":918,"line":932},[916,2200,2187],{"class":1071},[916,2202,2203],{"class":1075},"-ne",[916,2205,2193],{"class":1071},[916,2207,2208],{"class":922},"# 不等于\n",[916,2210,2211,2213,2216,2218],{"class":918,"line":939},[916,2212,2187],{"class":1071},[916,2214,2215],{"class":1075},"-gt",[916,2217,2193],{"class":1071},[916,2219,2220],{"class":922},"# 大于\n",[916,2222,2223,2225,2228,2230],{"class":918,"line":984},[916,2224,2187],{"class":1071},[916,2226,2227],{"class":1075},"-lt",[916,2229,2193],{"class":1071},[916,2231,2232],{"class":922},"# 小于\n",[916,2234,2235,2237,2240,2242],{"class":918,"line":990},[916,2236,2187],{"class":1071},[916,2238,2239],{"class":1075},"-ge",[916,2241,2193],{"class":1071},[916,2243,2244],{"class":922},"# 大于等于\n",[916,2246,2247,2249,2252,2254],{"class":918,"line":997},[916,2248,2187],{"class":1071},[916,2250,2251],{"class":1075},"-le",[916,2253,2193],{"class":1071},[916,2255,2256],{"class":922},"# 小于等于\n",[916,2258,2259],{"class":918,"line":1002},[916,2260,936],{"emptyLinePlaceholder":935},[916,2262,2263],{"class":918,"line":1008},[916,2264,2265],{"class":922},"# 字符串比较\n",[916,2267,2268,2271,2274,2277,2279,2282,2285,2288,2290,2293],{"class":918,"line":1016},[916,2269,2270],{"class":1071},"[ ",[916,2272,2273],{"class":946},"\"",[916,2275,2276],{"class":1071},"$str1",[916,2278,2273],{"class":946},[916,2280,2281],{"class":1075}," =",[916,2283,2284],{"class":946}," \"",[916,2286,2287],{"class":1071},"$str2",[916,2289,2273],{"class":946},[916,2291,2292],{"class":1071}," ]     ",[916,2294,2295],{"class":922},"# 相等\n",[916,2297,2298,2300,2302,2304,2306,2309,2311,2313,2315,2318],{"class":918,"line":1136},[916,2299,2270],{"class":1071},[916,2301,2273],{"class":946},[916,2303,2276],{"class":1071},[916,2305,2273],{"class":946},[916,2307,2308],{"class":1075}," !=",[916,2310,2284],{"class":946},[916,2312,2287],{"class":1071},[916,2314,2273],{"class":946},[916,2316,2317],{"class":1071}," ]    ",[916,2319,2320],{"class":922},"# 不等\n",[916,2322,2323,2325,2328,2330,2333,2335,2338],{"class":918,"line":1150},[916,2324,2270],{"class":1071},[916,2326,2327],{"class":1075},"-z",[916,2329,2284],{"class":946},[916,2331,2332],{"class":1071},"$str",[916,2334,2273],{"class":946},[916,2336,2337],{"class":1071}," ]             ",[916,2339,2340],{"class":922},"# 为空\n",[916,2342,2343,2345,2348,2350,2352,2354,2356],{"class":918,"line":1155},[916,2344,2270],{"class":1071},[916,2346,2347],{"class":1075},"-n",[916,2349,2284],{"class":946},[916,2351,2332],{"class":1071},[916,2353,2273],{"class":946},[916,2355,2337],{"class":1071},[916,2357,2358],{"class":922},"# 非空\n",[916,2360,2361],{"class":918,"line":1161},[916,2362,936],{"emptyLinePlaceholder":935},[916,2364,2365],{"class":918,"line":1315},[916,2366,2367],{"class":922},"# 文件测试\n",[916,2369,2370,2372,2375,2378],{"class":918,"line":1327},[916,2371,2270],{"class":1071},[916,2373,2374],{"class":1075},"-e",[916,2376,2377],{"class":1071}," file ]     ",[916,2379,2380],{"class":922},"# 存在\n",[916,2382,2383,2385,2388,2390],{"class":918,"line":1337},[916,2384,2270],{"class":1071},[916,2386,2387],{"class":1075},"-f",[916,2389,2377],{"class":1071},[916,2391,2392],{"class":922},"# 普通文件\n",[916,2394,2395,2397,2400,2402],{"class":918,"line":1347},[916,2396,2270],{"class":1071},[916,2398,2399],{"class":1075},"-d",[916,2401,2377],{"class":1071},[916,2403,2404],{"class":922},"# 目录\n",[916,2406,2407,2409,2412,2414],{"class":918,"line":1676},[916,2408,2270],{"class":1071},[916,2410,2411],{"class":1075},"-r",[916,2413,2377],{"class":1071},[916,2415,2416],{"class":922},"# 可读\n",[916,2418,2419,2421,2424,2426],{"class":918,"line":1693},[916,2420,2270],{"class":1071},[916,2422,2423],{"class":1075},"-w",[916,2425,2377],{"class":1071},[916,2427,2428],{"class":922},"# 可写\n",[916,2430,2431,2433,2436,2438],{"class":918,"line":1708},[916,2432,2270],{"class":1071},[916,2434,2435],{"class":1075},"-x",[916,2437,2377],{"class":1071},[916,2439,2440],{"class":922},"# 可执行\n",[916,2442,2443,2445,2448,2450],{"class":918,"line":1723},[916,2444,2270],{"class":1071},[916,2446,2447],{"class":1075},"-s",[916,2449,2377],{"class":1071},[916,2451,2452],{"class":922},"# 大小不为 0\n",[916,2454,2456,2459,2462,2465],{"class":918,"line":2455},23,[916,2457,2458],{"class":1071},"[ file1 ",[916,2460,2461],{"class":1075},"-nt",[916,2463,2464],{"class":1071}," file2 ]   ",[916,2466,2467],{"class":922},"# file1 更新\n",[916,2469,2471,2473,2476,2478],{"class":918,"line":2470},24,[916,2472,2458],{"class":1071},[916,2474,2475],{"class":1075},"-ot",[916,2477,2464],{"class":1071},[916,2479,2480],{"class":922},"# file1 更旧\n",[916,2482,2484],{"class":918,"line":2483},25,[916,2485,936],{"emptyLinePlaceholder":935},[916,2487,2489],{"class":918,"line":2488},26,[916,2490,2491],{"class":922},"# 逻辑运算\n",[916,2493,2495,2498],{"class":918,"line":2494},27,[916,2496,2497],{"class":1071},"[ cond1 ] && [ cond2 ]    ",[916,2499,2500],{"class":922},"# 与\n",[916,2502,2504,2507,2510,2513],{"class":918,"line":2503},28,[916,2505,2506],{"class":1071},"[ cond1 ] ",[916,2508,2509],{"class":1075},"||",[916,2511,2512],{"class":1071}," [ cond2 ]    ",[916,2514,2515],{"class":922},"# 或\n",[916,2517,2519,2521,2524,2527],{"class":918,"line":2518},29,[916,2520,2270],{"class":1071},[916,2522,2523],{"class":1075},"!",[916,2525,2526],{"class":1071}," condition ]           ",[916,2528,2529],{"class":922},"# 非\n",[916,2531,2533,2536,2539,2542],{"class":918,"line":2532},30,[916,2534,2535],{"class":1071},"[ cond1 ",[916,2537,2538],{"class":1075},"-a",[916,2540,2541],{"class":1071}," cond2 ]        ",[916,2543,2544],{"class":922},"# 与（在 [ ] 内）\n",[916,2546,2548,2550,2553,2555],{"class":918,"line":2547},31,[916,2549,2535],{"class":1071},[916,2551,2552],{"class":1075},"-o",[916,2554,2541],{"class":1071},[916,2556,2557],{"class":922},"# 或（在 [ ] 内）\n",[903,2559,2561],{"id":2560},"扩展测试","[[ ]] 扩展测试",[907,2563,2565],{"className":909,"code":2564,"language":911,"meta":11,"style":11},"# 支持更多特性\n[[ $str == pattern* ]]    # 模式匹配\n[[ $str =~ regex ]]       # 正则匹配\n[[ $a > $b ]]             # 字符串比较\n[[ condition1 && condition2 ]]  # 逻辑与\n[[ condition1 || condition2 ]]  # 逻辑或\n",[913,2566,2567,2572,2592,2605,2618,2632],{"__ignoreMap":11},[916,2568,2569],{"class":918,"line":919},[916,2570,2571],{"class":922},"# 支持更多特性\n",[916,2573,2574,2577,2580,2583,2586,2589],{"class":918,"line":926},[916,2575,2576],{"class":1071},"[[ $str ",[916,2578,2579],{"class":1075},"==",[916,2581,2582],{"class":1071}," pattern",[916,2584,2585],{"class":1075},"*",[916,2587,2588],{"class":1071}," ]]    ",[916,2590,2591],{"class":922},"# 模式匹配\n",[916,2593,2594,2596,2599,2602],{"class":918,"line":932},[916,2595,2576],{"class":1071},[916,2597,2598],{"class":1075},"=~",[916,2600,2601],{"class":1071}," regex ]]       ",[916,2603,2604],{"class":922},"# 正则匹配\n",[916,2606,2607,2610,2613,2616],{"class":918,"line":939},[916,2608,2609],{"class":1071},"[[ $a ",[916,2611,2612],{"class":1075},">",[916,2614,2615],{"class":1071}," $b ]]             ",[916,2617,2265],{"class":922},[916,2619,2620,2623,2626,2629],{"class":918,"line":984},[916,2621,2622],{"class":1071},"[[ condition1 ",[916,2624,2625],{"class":1075},"&&",[916,2627,2628],{"class":1071}," condition2 ]]  ",[916,2630,2631],{"class":922},"# 逻辑与\n",[916,2633,2634,2636,2638,2640],{"class":918,"line":990},[916,2635,2622],{"class":1071},[916,2637,2509],{"class":1075},[916,2639,2628],{"class":1071},[916,2641,2642],{"class":922},"# 逻辑或\n",[903,2644,2646],{"id":2645},"case-语句","case 语句",[907,2648,2650],{"className":909,"code":2649,"language":911,"meta":11,"style":11},"case $var in\n    pattern1)\n        commands\n        ;;\n    pattern2|pattern3)\n        commands\n        ;;\n    *)\n        default commands\n        ;;\nesac\n\n# 示例\ncase $1 in\n    start)\n        echo \"Starting...\"\n        ;;\n    stop)\n        echo \"Stopping...\"\n        ;;\n    restart)\n        echo \"Restarting...\"\n        ;;\n    *)\n        echo \"Usage: $0 {start|stop|restart}\"\n        exit 1\n        ;;\nesac\n",[913,2651,2652,2663,2671,2676,2681,2694,2698,2702,2707,2715,2719,2724,2728,2733,2744,2751,2759,2763,2770,2777,2781,2788,2795,2799,2803,2815,2823,2827],{"__ignoreMap":11},[916,2653,2654,2657,2660],{"class":918,"line":919},[916,2655,2656],{"class":1075},"case",[916,2658,2659],{"class":1071}," $var ",[916,2661,2662],{"class":1075},"in\n",[916,2664,2665,2669],{"class":918,"line":926},[916,2666,2668],{"class":2667},"s3JiQ","    pattern1",[916,2670,1246],{"class":1075},[916,2672,2673],{"class":918,"line":932},[916,2674,2675],{"class":965},"        commands\n",[916,2677,2678],{"class":918,"line":939},[916,2679,2680],{"class":1071},"        ;;\n",[916,2682,2683,2686,2689,2692],{"class":918,"line":984},[916,2684,2685],{"class":2667},"    pattern2",[916,2687,2688],{"class":1075},"|",[916,2690,2691],{"class":2667},"pattern3",[916,2693,1246],{"class":1075},[916,2695,2696],{"class":918,"line":990},[916,2697,2675],{"class":965},[916,2699,2700],{"class":918,"line":997},[916,2701,2680],{"class":1071},[916,2703,2704],{"class":918,"line":1002},[916,2705,2706],{"class":1075},"    *)\n",[916,2708,2709,2712],{"class":918,"line":1008},[916,2710,2711],{"class":965},"        default",[916,2713,2714],{"class":946}," commands\n",[916,2716,2717],{"class":918,"line":1016},[916,2718,2680],{"class":1071},[916,2720,2721],{"class":918,"line":1136},[916,2722,2723],{"class":1075},"esac\n",[916,2725,2726],{"class":918,"line":1150},[916,2727,936],{"emptyLinePlaceholder":935},[916,2729,2730],{"class":918,"line":1155},[916,2731,2732],{"class":922},"# 示例\n",[916,2734,2735,2737,2741],{"class":918,"line":1161},[916,2736,2656],{"class":1075},[916,2738,2740],{"class":2739},"sP4rz"," $1",[916,2742,2743],{"class":1075}," in\n",[916,2745,2746,2749],{"class":918,"line":1315},[916,2747,2748],{"class":2667},"    start",[916,2750,1246],{"class":1075},[916,2752,2753,2756],{"class":918,"line":1327},[916,2754,2755],{"class":942},"        echo",[916,2757,2758],{"class":946}," \"Starting...\"\n",[916,2760,2761],{"class":918,"line":1337},[916,2762,2680],{"class":1071},[916,2764,2765,2768],{"class":918,"line":1347},[916,2766,2767],{"class":2667},"    stop",[916,2769,1246],{"class":1075},[916,2771,2772,2774],{"class":918,"line":1676},[916,2773,2755],{"class":942},[916,2775,2776],{"class":946}," \"Stopping...\"\n",[916,2778,2779],{"class":918,"line":1693},[916,2780,2680],{"class":1071},[916,2782,2783,2786],{"class":918,"line":1708},[916,2784,2785],{"class":2667},"    restart",[916,2787,1246],{"class":1075},[916,2789,2790,2792],{"class":918,"line":1723},[916,2791,2755],{"class":942},[916,2793,2794],{"class":946}," \"Restarting...\"\n",[916,2796,2797],{"class":918,"line":2455},[916,2798,2680],{"class":1071},[916,2800,2801],{"class":918,"line":2470},[916,2802,2706],{"class":1075},[916,2804,2805,2807,2810,2812],{"class":918,"line":2483},[916,2806,2755],{"class":942},[916,2808,2809],{"class":946}," \"Usage: ",[916,2811,1380],{"class":942},[916,2813,2814],{"class":946}," {start|stop|restart}\"\n",[916,2816,2817,2820],{"class":918,"line":2488},[916,2818,2819],{"class":942},"        exit",[916,2821,2822],{"class":942}," 1\n",[916,2824,2825],{"class":918,"line":2494},[916,2826,2680],{"class":1071},[916,2828,2829],{"class":918,"line":2503},[916,2830,2723],{"class":1075},[892,2832,2833],{"id":2833},"循环",[903,2835,2837],{"id":2836},"for-循环","for 循环",[907,2839,2841],{"className":909,"code":2840,"language":911,"meta":11,"style":11},"# 列表循环\nfor item in item1 item2 item3; do\n    echo $item\ndone\n\n# 范围循环\nfor i in {1..5}; do\n    echo $i\ndone\n\n# 步长\nfor i in {0..10..2}; do\n    echo $i\ndone\n\n# C 风格\nfor ((i=0; i\u003C5; i++)); do\n    echo $i\ndone\n\n# 遍历数组\narr=(a b c d e)\nfor item in ${arr[@]}; do\n    echo $item\ndone\n\n# 遍历文件\nfor file in *.txt; do\n    echo $file\ndone\n\n# 遍历命令输出\nfor user in $(cat \u002Fetc\u002Fpasswd | cut -d: -f1); do\n    echo $user\ndone\n",[913,2842,2843,2848,2874,2882,2887,2891,2896,2915,2922,2926,2930,2935,2952,2958,2962,2966,2971,2999,3005,3009,3013,3018,3041,3058,3064,3068,3072,3077,3093,3100,3104,3108,3114,3149,3157],{"__ignoreMap":11},[916,2844,2845],{"class":918,"line":919},[916,2846,2847],{"class":922},"# 列表循环\n",[916,2849,2850,2853,2856,2859,2862,2865,2868,2871],{"class":918,"line":926},[916,2851,2852],{"class":1075},"for",[916,2854,2855],{"class":1071}," item ",[916,2857,2858],{"class":1075},"in",[916,2860,2861],{"class":946}," item1",[916,2863,2864],{"class":946}," item2",[916,2866,2867],{"class":946}," item3",[916,2869,2870],{"class":1071},"; ",[916,2872,2873],{"class":1075},"do\n",[916,2875,2876,2879],{"class":918,"line":932},[916,2877,2878],{"class":942},"    echo",[916,2880,2881],{"class":1071}," $item\n",[916,2883,2884],{"class":918,"line":939},[916,2885,2886],{"class":1075},"done\n",[916,2888,2889],{"class":918,"line":984},[916,2890,936],{"emptyLinePlaceholder":935},[916,2892,2893],{"class":918,"line":990},[916,2894,2895],{"class":922},"# 范围循环\n",[916,2897,2898,2900,2903,2905,2908,2911,2913],{"class":918,"line":997},[916,2899,2852],{"class":1075},[916,2901,2902],{"class":1071}," i ",[916,2904,2858],{"class":1075},[916,2906,2907],{"class":1071}," {",[916,2909,2910],{"class":965},"1..5}",[916,2912,2870],{"class":1071},[916,2914,2873],{"class":1075},[916,2916,2917,2919],{"class":918,"line":1002},[916,2918,2878],{"class":942},[916,2920,2921],{"class":1071}," $i\n",[916,2923,2924],{"class":918,"line":1008},[916,2925,2886],{"class":1075},[916,2927,2928],{"class":918,"line":1016},[916,2929,936],{"emptyLinePlaceholder":935},[916,2931,2932],{"class":918,"line":1136},[916,2933,2934],{"class":922},"# 步长\n",[916,2936,2937,2939,2941,2943,2945,2948,2950],{"class":918,"line":1150},[916,2938,2852],{"class":1075},[916,2940,2902],{"class":1071},[916,2942,2858],{"class":1075},[916,2944,2907],{"class":1071},[916,2946,2947],{"class":965},"0..10..2}",[916,2949,2870],{"class":1071},[916,2951,2873],{"class":1075},[916,2953,2954,2956],{"class":918,"line":1155},[916,2955,2878],{"class":942},[916,2957,2921],{"class":1071},[916,2959,2960],{"class":918,"line":1161},[916,2961,2886],{"class":1075},[916,2963,2964],{"class":918,"line":1315},[916,2965,936],{"emptyLinePlaceholder":935},[916,2967,2968],{"class":918,"line":1327},[916,2969,2970],{"class":922},"# C 风格\n",[916,2972,2973,2975,2978,2980,2982,2985,2988,2990,2992,2994,2997],{"class":918,"line":1337},[916,2974,2852],{"class":1075},[916,2976,2977],{"class":1071}," ((i",[916,2979,1076],{"class":1075},[916,2981,1555],{"class":942},[916,2983,2984],{"class":1071},"; i",[916,2986,2987],{"class":1075},"\u003C",[916,2989,1977],{"class":942},[916,2991,2984],{"class":1071},[916,2993,1955],{"class":1075},[916,2995,2996],{"class":1071},")); ",[916,2998,2873],{"class":1075},[916,3000,3001,3003],{"class":918,"line":1347},[916,3002,2878],{"class":942},[916,3004,2921],{"class":1071},[916,3006,3007],{"class":918,"line":1676},[916,3008,2886],{"class":1075},[916,3010,3011],{"class":918,"line":1693},[916,3012,936],{"emptyLinePlaceholder":935},[916,3014,3015],{"class":918,"line":1708},[916,3016,3017],{"class":922},"# 遍历数组\n",[916,3019,3020,3022,3024,3026,3028,3030,3033,3036,3039],{"class":918,"line":1723},[916,3021,1223],{"class":1071},[916,3023,1076],{"class":1075},[916,3025,1228],{"class":1071},[916,3027,1757],{"class":946},[916,3029,1786],{"class":946},[916,3031,3032],{"class":946}," c",[916,3034,3035],{"class":946}," d",[916,3037,3038],{"class":946}," e",[916,3040,1246],{"class":1071},[916,3042,3043,3045,3047,3049,3051,3053,3056],{"class":918,"line":2455},[916,3044,2852],{"class":1075},[916,3046,2855],{"class":1071},[916,3048,2858],{"class":1075},[916,3050,1273],{"class":1071},[916,3052,1276],{"class":1075},[916,3054,3055],{"class":1071},"]}; ",[916,3057,2873],{"class":1075},[916,3059,3060,3062],{"class":918,"line":2470},[916,3061,2878],{"class":942},[916,3063,2881],{"class":1071},[916,3065,3066],{"class":918,"line":2483},[916,3067,2886],{"class":1075},[916,3069,3070],{"class":918,"line":2488},[916,3071,936],{"emptyLinePlaceholder":935},[916,3073,3074],{"class":918,"line":2494},[916,3075,3076],{"class":922},"# 遍历文件\n",[916,3078,3079,3081,3084,3086,3089,3091],{"class":918,"line":2503},[916,3080,2852],{"class":1075},[916,3082,3083],{"class":1071}," file ",[916,3085,2858],{"class":1075},[916,3087,3088],{"class":946}," *.txt",[916,3090,2870],{"class":1071},[916,3092,2873],{"class":1075},[916,3094,3095,3097],{"class":918,"line":2518},[916,3096,2878],{"class":942},[916,3098,3099],{"class":1071}," $file\n",[916,3101,3102],{"class":918,"line":2532},[916,3103,2886],{"class":1075},[916,3105,3106],{"class":918,"line":2547},[916,3107,936],{"emptyLinePlaceholder":935},[916,3109,3111],{"class":918,"line":3110},32,[916,3112,3113],{"class":922},"# 遍历命令输出\n",[916,3115,3117,3119,3122,3124,3127,3130,3133,3135,3138,3141,3144,3147],{"class":918,"line":3116},33,[916,3118,2852],{"class":1075},[916,3120,3121],{"class":1071}," user ",[916,3123,2858],{"class":1075},[916,3125,3126],{"class":1071}," $(",[916,3128,3129],{"class":965},"cat",[916,3131,3132],{"class":946}," \u002Fetc\u002Fpasswd",[916,3134,2009],{"class":1075},[916,3136,3137],{"class":965}," cut",[916,3139,3140],{"class":942}," -d:",[916,3142,3143],{"class":942}," -f1",[916,3145,3146],{"class":1071},"); ",[916,3148,2873],{"class":1075},[916,3150,3152,3154],{"class":918,"line":3151},34,[916,3153,2878],{"class":942},[916,3155,3156],{"class":1071}," $user\n",[916,3158,3160],{"class":918,"line":3159},35,[916,3161,2886],{"class":1075},[903,3163,3165],{"id":3164},"while-循环","while 循环",[907,3167,3169],{"className":909,"code":3168,"language":911,"meta":11,"style":11},"# 基本语法\nwhile [ condition ]; do\n    commands\ndone\n\n# 计数\ncount=0\nwhile [ $count -lt 5 ]; do\n    echo $count\n    ((count++))\ndone\n\n# 读取文件\nwhile read line; do\n    echo $line\ndone \u003C file.txt\n\n# 无限循环\nwhile true; do\n    commands\n    sleep 1\ndone\n",[913,3170,3171,3175,3184,3188,3192,3196,3201,3211,3227,3234,3243,3247,3251,3256,3270,3277,3288,3292,3297,3308,3312,3319],{"__ignoreMap":11},[916,3172,3173],{"class":918,"line":919},[916,3174,2066],{"class":922},[916,3176,3177,3180,3182],{"class":918,"line":926},[916,3178,3179],{"class":1075},"while",[916,3181,2074],{"class":1071},[916,3183,2873],{"class":1075},[916,3185,3186],{"class":918,"line":932},[916,3187,2082],{"class":965},[916,3189,3190],{"class":918,"line":939},[916,3191,2886],{"class":1075},[916,3193,3194],{"class":918,"line":984},[916,3195,936],{"emptyLinePlaceholder":935},[916,3197,3198],{"class":918,"line":990},[916,3199,3200],{"class":922},"# 计数\n",[916,3202,3203,3206,3208],{"class":918,"line":997},[916,3204,3205],{"class":1071},"count",[916,3207,1076],{"class":1075},[916,3209,3210],{"class":946},"0\n",[916,3212,3213,3215,3218,3220,3222,3225],{"class":918,"line":1002},[916,3214,3179],{"class":1075},[916,3216,3217],{"class":1071}," [ $count ",[916,3219,2227],{"class":1075},[916,3221,1243],{"class":942},[916,3223,3224],{"class":1071}," ]; ",[916,3226,2873],{"class":1075},[916,3228,3229,3231],{"class":918,"line":1008},[916,3230,2878],{"class":942},[916,3232,3233],{"class":1071}," $count\n",[916,3235,3236,3239,3241],{"class":918,"line":1016},[916,3237,3238],{"class":1071},"    ((count",[916,3240,1955],{"class":1075},[916,3242,1958],{"class":1071},[916,3244,3245],{"class":918,"line":1136},[916,3246,2886],{"class":1075},[916,3248,3249],{"class":918,"line":1150},[916,3250,936],{"emptyLinePlaceholder":935},[916,3252,3253],{"class":918,"line":1155},[916,3254,3255],{"class":922},"# 读取文件\n",[916,3257,3258,3260,3263,3266,3268],{"class":918,"line":1161},[916,3259,3179],{"class":1075},[916,3261,3262],{"class":942}," read",[916,3264,3265],{"class":946}," line",[916,3267,2870],{"class":1071},[916,3269,2873],{"class":1075},[916,3271,3272,3274],{"class":918,"line":1315},[916,3273,2878],{"class":942},[916,3275,3276],{"class":1071}," $line\n",[916,3278,3279,3282,3285],{"class":918,"line":1327},[916,3280,3281],{"class":1075},"done",[916,3283,3284],{"class":1075}," \u003C",[916,3286,3287],{"class":1071}," file.txt\n",[916,3289,3290],{"class":918,"line":1337},[916,3291,936],{"emptyLinePlaceholder":935},[916,3293,3294],{"class":918,"line":1347},[916,3295,3296],{"class":922},"# 无限循环\n",[916,3298,3299,3301,3304,3306],{"class":918,"line":1676},[916,3300,3179],{"class":1075},[916,3302,3303],{"class":942}," true",[916,3305,2870],{"class":1071},[916,3307,2873],{"class":1075},[916,3309,3310],{"class":918,"line":1693},[916,3311,2082],{"class":965},[916,3313,3314,3317],{"class":918,"line":1708},[916,3315,3316],{"class":965},"    sleep",[916,3318,2822],{"class":942},[916,3320,3321],{"class":918,"line":1723},[916,3322,2886],{"class":1075},[903,3324,3326],{"id":3325},"until-循环","until 循环",[907,3328,3330],{"className":909,"code":3329,"language":911,"meta":11,"style":11},"# 条件为假时执行\nuntil [ condition ]; do\n    commands\ndone\n\ncount=0\nuntil [ $count -ge 5 ]; do\n    echo $count\n    ((count++))\ndone\n",[913,3331,3332,3337,3346,3350,3354,3358,3366,3380,3386,3394],{"__ignoreMap":11},[916,3333,3334],{"class":918,"line":919},[916,3335,3336],{"class":922},"# 条件为假时执行\n",[916,3338,3339,3342,3344],{"class":918,"line":926},[916,3340,3341],{"class":1075},"until",[916,3343,2074],{"class":1071},[916,3345,2873],{"class":1075},[916,3347,3348],{"class":918,"line":932},[916,3349,2082],{"class":965},[916,3351,3352],{"class":918,"line":939},[916,3353,2886],{"class":1075},[916,3355,3356],{"class":918,"line":984},[916,3357,936],{"emptyLinePlaceholder":935},[916,3359,3360,3362,3364],{"class":918,"line":990},[916,3361,3205],{"class":1071},[916,3363,1076],{"class":1075},[916,3365,3210],{"class":946},[916,3367,3368,3370,3372,3374,3376,3378],{"class":918,"line":997},[916,3369,3341],{"class":1075},[916,3371,3217],{"class":1071},[916,3373,2239],{"class":1075},[916,3375,1243],{"class":942},[916,3377,3224],{"class":1071},[916,3379,2873],{"class":1075},[916,3381,3382,3384],{"class":918,"line":1002},[916,3383,2878],{"class":942},[916,3385,3233],{"class":1071},[916,3387,3388,3390,3392],{"class":918,"line":1008},[916,3389,3238],{"class":1071},[916,3391,1955],{"class":1075},[916,3393,1958],{"class":1071},[916,3395,3396],{"class":918,"line":1016},[916,3397,2886],{"class":1075},[903,3399,3400],{"id":3400},"循环控制",[907,3402,3404],{"className":909,"code":3403,"language":911,"meta":11,"style":11},"# break - 退出循环\nfor i in {1..10}; do\n    if [ $i -eq 5 ]; then\n        break\n    fi\n    echo $i\ndone\n\n# continue - 跳过本次\nfor i in {1..5}; do\n    if [ $i -eq 3 ]; then\n        continue\n    fi\n    echo $i\ndone\n",[913,3405,3406,3411,3428,3444,3449,3454,3460,3464,3468,3473,3489,3503,3508,3512,3518],{"__ignoreMap":11},[916,3407,3408],{"class":918,"line":919},[916,3409,3410],{"class":922},"# break - 退出循环\n",[916,3412,3413,3415,3417,3419,3421,3424,3426],{"class":918,"line":926},[916,3414,2852],{"class":1075},[916,3416,2902],{"class":1071},[916,3418,2858],{"class":1075},[916,3420,2907],{"class":1071},[916,3422,3423],{"class":965},"1..10}",[916,3425,2870],{"class":1071},[916,3427,2873],{"class":1075},[916,3429,3430,3433,3436,3438,3440,3442],{"class":918,"line":932},[916,3431,3432],{"class":1075},"    if",[916,3434,3435],{"class":1071}," [ $i ",[916,3437,2190],{"class":1075},[916,3439,1243],{"class":942},[916,3441,3224],{"class":1071},[916,3443,2077],{"class":1075},[916,3445,3446],{"class":918,"line":939},[916,3447,3448],{"class":1075},"        break\n",[916,3450,3451],{"class":918,"line":984},[916,3452,3453],{"class":1075},"    fi\n",[916,3455,3456,3458],{"class":918,"line":990},[916,3457,2878],{"class":942},[916,3459,2921],{"class":1071},[916,3461,3462],{"class":918,"line":997},[916,3463,2886],{"class":1075},[916,3465,3466],{"class":918,"line":1002},[916,3467,936],{"emptyLinePlaceholder":935},[916,3469,3470],{"class":918,"line":1008},[916,3471,3472],{"class":922},"# continue - 跳过本次\n",[916,3474,3475,3477,3479,3481,3483,3485,3487],{"class":918,"line":1016},[916,3476,2852],{"class":1075},[916,3478,2902],{"class":1071},[916,3480,2858],{"class":1075},[916,3482,2907],{"class":1071},[916,3484,2910],{"class":965},[916,3486,2870],{"class":1071},[916,3488,2873],{"class":1075},[916,3490,3491,3493,3495,3497,3499,3501],{"class":918,"line":1136},[916,3492,3432],{"class":1075},[916,3494,3435],{"class":1071},[916,3496,2190],{"class":1075},[916,3498,1237],{"class":942},[916,3500,3224],{"class":1071},[916,3502,2077],{"class":1075},[916,3504,3505],{"class":918,"line":1150},[916,3506,3507],{"class":1075},"        continue\n",[916,3509,3510],{"class":918,"line":1155},[916,3511,3453],{"class":1075},[916,3513,3514,3516],{"class":918,"line":1161},[916,3515,2878],{"class":942},[916,3517,2921],{"class":1071},[916,3519,3520],{"class":918,"line":1315},[916,3521,2886],{"class":1075},[892,3523,3524],{"id":3524},"函数",[903,3526,3527],{"id":3527},"定义函数",[907,3529,3531],{"className":909,"code":3530,"language":911,"meta":11,"style":11},"# 方法 1\nfunction func_name {\n    commands\n}\n\n# 方法 2\nfunc_name() {\n    commands\n}\n",[913,3532,3533,3538,3549,3553,3558,3562,3567,3575,3579],{"__ignoreMap":11},[916,3534,3535],{"class":918,"line":919},[916,3536,3537],{"class":922},"# 方法 1\n",[916,3539,3540,3543,3546],{"class":918,"line":926},[916,3541,3542],{"class":1075},"function",[916,3544,3545],{"class":965}," func_name",[916,3547,3548],{"class":1071}," {\n",[916,3550,3551],{"class":918,"line":932},[916,3552,2082],{"class":965},[916,3554,3555],{"class":918,"line":939},[916,3556,3557],{"class":1071},"}\n",[916,3559,3560],{"class":918,"line":984},[916,3561,936],{"emptyLinePlaceholder":935},[916,3563,3564],{"class":918,"line":990},[916,3565,3566],{"class":922},"# 方法 2\n",[916,3568,3569,3572],{"class":918,"line":997},[916,3570,3571],{"class":965},"func_name",[916,3573,3574],{"class":1071},"() {\n",[916,3576,3577],{"class":918,"line":1002},[916,3578,2082],{"class":965},[916,3580,3581],{"class":918,"line":1008},[916,3582,3557],{"class":1071},[903,3584,3585],{"id":3585},"函数参数",[907,3587,3589],{"className":909,"code":3588,"language":911,"meta":11,"style":11},"greet() {\n    echo \"Hello, $1!\"\n    echo \"Args: $@\"\n    echo \"Count: $#\"\n}\n\ngreet \"World\"\ngreet \"Alice\" \"Bob\"\n",[913,3590,3591,3598,3610,3621,3632,3636,3640,3647],{"__ignoreMap":11},[916,3592,3593,3596],{"class":918,"line":919},[916,3594,3595],{"class":965},"greet",[916,3597,3574],{"class":1071},[916,3599,3600,3602,3605,3607],{"class":918,"line":926},[916,3601,2878],{"class":942},[916,3603,3604],{"class":946}," \"Hello, ",[916,3606,1470],{"class":942},[916,3608,3609],{"class":946},"!\"\n",[916,3611,3612,3614,3617,3619],{"class":918,"line":932},[916,3613,2878],{"class":942},[916,3615,3616],{"class":946}," \"Args: ",[916,3618,1404],{"class":942},[916,3620,1460],{"class":946},[916,3622,3623,3625,3628,3630],{"class":918,"line":939},[916,3624,2878],{"class":942},[916,3626,3627],{"class":946}," \"Count: ",[916,3629,1396],{"class":942},[916,3631,1460],{"class":946},[916,3633,3634],{"class":918,"line":984},[916,3635,3557],{"class":1071},[916,3637,3638],{"class":918,"line":990},[916,3639,936],{"emptyLinePlaceholder":935},[916,3641,3642,3644],{"class":918,"line":997},[916,3643,3595],{"class":965},[916,3645,3646],{"class":946}," \"World\"\n",[916,3648,3649,3651,3654],{"class":918,"line":1002},[916,3650,3595],{"class":965},[916,3652,3653],{"class":946}," \"Alice\"",[916,3655,3656],{"class":946}," \"Bob\"\n",[903,3658,3659],{"id":3659},"返回值",[907,3661,3663],{"className":909,"code":3662,"language":911,"meta":11,"style":11},"# 使用 return（0-255）\nis_even() {\n    if [ $(($1 % 2)) -eq 0 ]; then\n        return 0\n    else\n        return 1\n    fi\n}\n\nis_even 4\nif [ $? -eq 0 ]; then\n    echo \"Even\"\nfi\n\n# 使用 echo（输出结果）\nget_sum() {\n    echo $(($1 + $2))\n}\n\nresult=$(get_sum 3 5)\necho $result    # 8\n",[913,3664,3665,3670,3677,3698,3706,3711,3717,3721,3725,3729,3736,3754,3761,3765,3769,3774,3781,3797,3801,3805,3821],{"__ignoreMap":11},[916,3666,3667],{"class":918,"line":919},[916,3668,3669],{"class":922},"# 使用 return（0-255）\n",[916,3671,3672,3675],{"class":918,"line":926},[916,3673,3674],{"class":965},"is_even",[916,3676,3574],{"class":1071},[916,3678,3679,3681,3684,3686,3689,3691,3694,3696],{"class":918,"line":932},[916,3680,3432],{"class":1075},[916,3682,3683],{"class":1071}," [ $((",[916,3685,1470],{"class":2739},[916,3687,3688],{"class":1071}," % 2)) ",[916,3690,2190],{"class":1075},[916,3692,3693],{"class":942}," 0",[916,3695,3224],{"class":1071},[916,3697,2077],{"class":1075},[916,3699,3700,3703],{"class":918,"line":939},[916,3701,3702],{"class":1075},"        return",[916,3704,3705],{"class":942}," 0\n",[916,3707,3708],{"class":918,"line":984},[916,3709,3710],{"class":1075},"    else\n",[916,3712,3713,3715],{"class":918,"line":990},[916,3714,3702],{"class":1075},[916,3716,2822],{"class":942},[916,3718,3719],{"class":918,"line":997},[916,3720,3453],{"class":1075},[916,3722,3723],{"class":918,"line":1002},[916,3724,3557],{"class":1071},[916,3726,3727],{"class":918,"line":1008},[916,3728,936],{"emptyLinePlaceholder":935},[916,3730,3731,3733],{"class":918,"line":1016},[916,3732,3674],{"class":965},[916,3734,3735],{"class":942}," 4\n",[916,3737,3738,3740,3743,3745,3748,3750,3752],{"class":918,"line":1136},[916,3739,2071],{"class":1075},[916,3741,3742],{"class":1071}," [ ",[916,3744,1420],{"class":942},[916,3746,3747],{"class":1075}," -eq",[916,3749,3693],{"class":942},[916,3751,3224],{"class":1071},[916,3753,2077],{"class":1075},[916,3755,3756,3758],{"class":918,"line":1150},[916,3757,2878],{"class":942},[916,3759,3760],{"class":946}," \"Even\"\n",[916,3762,3763],{"class":918,"line":1155},[916,3764,2087],{"class":1075},[916,3766,3767],{"class":918,"line":1161},[916,3768,936],{"emptyLinePlaceholder":935},[916,3770,3771],{"class":918,"line":1315},[916,3772,3773],{"class":922},"# 使用 echo（输出结果）\n",[916,3775,3776,3779],{"class":918,"line":1327},[916,3777,3778],{"class":965},"get_sum",[916,3780,3574],{"class":1071},[916,3782,3783,3785,3787,3789,3792,3795],{"class":918,"line":1337},[916,3784,2878],{"class":942},[916,3786,1778],{"class":1071},[916,3788,1470],{"class":2739},[916,3790,3791],{"class":1071}," + ",[916,3793,3794],{"class":2739},"$2",[916,3796,1958],{"class":1071},[916,3798,3799],{"class":918,"line":1347},[916,3800,3557],{"class":1071},[916,3802,3803],{"class":918,"line":1676},[916,3804,936],{"emptyLinePlaceholder":935},[916,3806,3807,3809,3811,3813,3815,3817,3819],{"class":918,"line":1693},[916,3808,1997],{"class":1071},[916,3810,1076],{"class":1075},[916,3812,1926],{"class":1071},[916,3814,3778],{"class":965},[916,3816,1237],{"class":942},[916,3818,1243],{"class":942},[916,3820,1246],{"class":1071},[916,3822,3823,3825,3827],{"class":918,"line":1708},[916,3824,943],{"class":942},[916,3826,2021],{"class":1071},[916,3828,3829],{"class":922},"# 8\n",[903,3831,3832],{"id":3832},"局部变量",[907,3834,3836],{"className":909,"code":3835,"language":911,"meta":11,"style":11},"my_func() {\n    local local_var=\"local\"\n    global_var=\"global\"\n    echo $local_var\n}\n\nmy_func\necho $global_var    # global\necho $local_var     # 空\n",[913,3837,3838,3845,3858,3868,3875,3879,3883,3888,3898],{"__ignoreMap":11},[916,3839,3840,3843],{"class":918,"line":919},[916,3841,3842],{"class":965},"my_func",[916,3844,3574],{"class":1071},[916,3846,3847,3850,3853,3855],{"class":918,"line":926},[916,3848,3849],{"class":1075},"    local",[916,3851,3852],{"class":1071}," local_var",[916,3854,1076],{"class":1075},[916,3856,3857],{"class":946},"\"local\"\n",[916,3859,3860,3863,3865],{"class":918,"line":932},[916,3861,3862],{"class":1071},"    global_var",[916,3864,1076],{"class":1075},[916,3866,3867],{"class":946},"\"global\"\n",[916,3869,3870,3872],{"class":918,"line":939},[916,3871,2878],{"class":942},[916,3873,3874],{"class":1071}," $local_var\n",[916,3876,3877],{"class":918,"line":984},[916,3878,3557],{"class":1071},[916,3880,3881],{"class":918,"line":990},[916,3882,936],{"emptyLinePlaceholder":935},[916,3884,3885],{"class":918,"line":997},[916,3886,3887],{"class":965},"my_func\n",[916,3889,3890,3892,3895],{"class":918,"line":1002},[916,3891,943],{"class":942},[916,3893,3894],{"class":1071}," $global_var    ",[916,3896,3897],{"class":922},"# global\n",[916,3899,3900,3902,3905],{"class":918,"line":1008},[916,3901,943],{"class":942},[916,3903,3904],{"class":1071}," $local_var     ",[916,3906,3907],{"class":922},"# 空\n",[892,3909,3910],{"id":3910},"输入输出",[903,3912,3913],{"id":3913},"读取输入",[907,3915,3917],{"className":909,"code":3916,"language":911,"meta":11,"style":11},"# 基本读取\necho -n \"Enter name: \"\nread name\necho \"Hello, $name\"\n\n# 带提示\nread -p \"Enter name: \" name\n\n# 隐藏输入\nread -sp \"Enter password: \" password\n\n# 超时\nread -t 5 -p \"Enter (5s timeout): \" input\n\n# 读取多个值\nread -p \"Enter x y: \" x y\n\n# 读取到数组\nread -a arr\necho ${arr[0]}\n",[913,3918,3919,3924,3934,3941,3952,3956,3961,3973,3977,3982,3995,3999,4004,4021,4025,4030,4045,4049,4054,4064],{"__ignoreMap":11},[916,3920,3921],{"class":918,"line":919},[916,3922,3923],{"class":922},"# 基本读取\n",[916,3925,3926,3928,3931],{"class":918,"line":926},[916,3927,943],{"class":942},[916,3929,3930],{"class":942}," -n",[916,3932,3933],{"class":946}," \"Enter name: \"\n",[916,3935,3936,3939],{"class":918,"line":932},[916,3937,3938],{"class":942},"read",[916,3940,1167],{"class":946},[916,3942,3943,3945,3947,3950],{"class":918,"line":939},[916,3944,943],{"class":942},[916,3946,3604],{"class":946},[916,3948,3949],{"class":1071},"$name",[916,3951,1460],{"class":946},[916,3953,3954],{"class":918,"line":984},[916,3955,936],{"emptyLinePlaceholder":935},[916,3957,3958],{"class":918,"line":990},[916,3959,3960],{"class":922},"# 带提示\n",[916,3962,3963,3965,3968,3971],{"class":918,"line":997},[916,3964,3938],{"class":942},[916,3966,3967],{"class":942}," -p",[916,3969,3970],{"class":946}," \"Enter name: \"",[916,3972,1167],{"class":946},[916,3974,3975],{"class":918,"line":1002},[916,3976,936],{"emptyLinePlaceholder":935},[916,3978,3979],{"class":918,"line":1008},[916,3980,3981],{"class":922},"# 隐藏输入\n",[916,3983,3984,3986,3989,3992],{"class":918,"line":1016},[916,3985,3938],{"class":942},[916,3987,3988],{"class":942}," -sp",[916,3990,3991],{"class":946}," \"Enter password: \"",[916,3993,3994],{"class":946}," password\n",[916,3996,3997],{"class":918,"line":1136},[916,3998,936],{"emptyLinePlaceholder":935},[916,4000,4001],{"class":918,"line":1150},[916,4002,4003],{"class":922},"# 超时\n",[916,4005,4006,4008,4011,4013,4015,4018],{"class":918,"line":1155},[916,4007,3938],{"class":942},[916,4009,4010],{"class":942}," -t",[916,4012,1243],{"class":942},[916,4014,3967],{"class":942},[916,4016,4017],{"class":946}," \"Enter (5s timeout): \"",[916,4019,4020],{"class":946}," input\n",[916,4022,4023],{"class":918,"line":1161},[916,4024,936],{"emptyLinePlaceholder":935},[916,4026,4027],{"class":918,"line":1315},[916,4028,4029],{"class":922},"# 读取多个值\n",[916,4031,4032,4034,4036,4039,4042],{"class":918,"line":1327},[916,4033,3938],{"class":942},[916,4035,3967],{"class":942},[916,4037,4038],{"class":946}," \"Enter x y: \"",[916,4040,4041],{"class":946}," x",[916,4043,4044],{"class":946}," y\n",[916,4046,4047],{"class":918,"line":1337},[916,4048,936],{"emptyLinePlaceholder":935},[916,4050,4051],{"class":918,"line":1347},[916,4052,4053],{"class":922},"# 读取到数组\n",[916,4055,4056,4058,4061],{"class":918,"line":1676},[916,4057,3938],{"class":942},[916,4059,4060],{"class":942}," -a",[916,4062,4063],{"class":946}," arr\n",[916,4065,4066,4068],{"class":918,"line":1693},[916,4067,943],{"class":942},[916,4069,4070],{"class":1071}," ${arr[0]}\n",[903,4072,4073],{"id":4073},"输出",[907,4075,4077],{"className":909,"code":4076,"language":911,"meta":11,"style":11},"# echo\necho \"Hello\"\necho -n \"No newline\"    # 不换行\necho -e \"Line1\\nLine2\"  # 解释转义\n\n# printf\nprintf \"Name: %s, Age: %d\\n\" \"John\" 25\nprintf \"%.2f\\n\" 3.14159\n",[913,4078,4079,4084,4091,4103,4116,4120,4125,4139],{"__ignoreMap":11},[916,4080,4081],{"class":918,"line":919},[916,4082,4083],{"class":922},"# echo\n",[916,4085,4086,4088],{"class":918,"line":926},[916,4087,943],{"class":942},[916,4089,4090],{"class":946}," \"Hello\"\n",[916,4092,4093,4095,4097,4100],{"class":918,"line":932},[916,4094,943],{"class":942},[916,4096,3930],{"class":942},[916,4098,4099],{"class":946}," \"No newline\"",[916,4101,4102],{"class":922},"    # 不换行\n",[916,4104,4105,4107,4110,4113],{"class":918,"line":939},[916,4106,943],{"class":942},[916,4108,4109],{"class":942}," -e",[916,4111,4112],{"class":946}," \"Line1\\nLine2\"",[916,4114,4115],{"class":922},"  # 解释转义\n",[916,4117,4118],{"class":918,"line":984},[916,4119,936],{"emptyLinePlaceholder":935},[916,4121,4122],{"class":918,"line":990},[916,4123,4124],{"class":922},"# printf\n",[916,4126,4127,4130,4133,4136],{"class":918,"line":997},[916,4128,4129],{"class":942},"printf",[916,4131,4132],{"class":946}," \"Name: %s, Age: %d\\n\"",[916,4134,4135],{"class":946}," \"John\"",[916,4137,4138],{"class":942}," 25\n",[916,4140,4141,4143,4146],{"class":918,"line":1002},[916,4142,4129],{"class":942},[916,4144,4145],{"class":946}," \"%.2f\\n\"",[916,4147,4148],{"class":942}," 3.14159\n",[903,4150,4151],{"id":4151},"重定向",[907,4153,4155],{"className":909,"code":4154,"language":911,"meta":11,"style":11},"# 输出重定向\ncommand > file      # 覆盖\ncommand >> file     # 追加\ncommand 2> file     # 错误输出\ncommand &> file     # 全部输出\ncommand > file 2>&1 # 全部输出\n\n# 输入重定向\ncommand \u003C file\n\n# Here Document\ncat \u003C\u003C EOF\nLine 1\nLine 2\nLine 3\nEOF\n\n# Here String\ncat \u003C\u003C\u003C \"Hello World\"\n\n# 管道\ncommand1 | command2 | command3\n\n# tee（同时输出到文件和屏幕）\ncommand | tee file\ncommand | tee -a file  # 追加\n",[913,4156,4157,4162,4176,4188,4200,4215,4229,4233,4238,4247,4251,4256,4266,4271,4276,4281,4286,4290,4295,4305,4309,4314,4329,4333,4338,4349],{"__ignoreMap":11},[916,4158,4159],{"class":918,"line":919},[916,4160,4161],{"class":922},"# 输出重定向\n",[916,4163,4164,4167,4170,4173],{"class":918,"line":926},[916,4165,4166],{"class":942},"command",[916,4168,4169],{"class":1075}," >",[916,4171,4172],{"class":946}," file",[916,4174,4175],{"class":922},"      # 覆盖\n",[916,4177,4178,4180,4183,4185],{"class":918,"line":932},[916,4179,4166],{"class":942},[916,4181,4182],{"class":1075}," >>",[916,4184,4172],{"class":946},[916,4186,4187],{"class":922},"     # 追加\n",[916,4189,4190,4192,4195,4197],{"class":918,"line":939},[916,4191,4166],{"class":942},[916,4193,4194],{"class":1075}," 2>",[916,4196,4172],{"class":946},[916,4198,4199],{"class":922},"     # 错误输出\n",[916,4201,4202,4204,4207,4209,4212],{"class":918,"line":984},[916,4203,4166],{"class":942},[916,4205,4206],{"class":1071}," &",[916,4208,2612],{"class":1075},[916,4210,4211],{"class":1071}," file     ",[916,4213,4214],{"class":922},"# 全部输出\n",[916,4216,4217,4219,4221,4223,4226],{"class":918,"line":990},[916,4218,4166],{"class":942},[916,4220,4169],{"class":1075},[916,4222,4172],{"class":946},[916,4224,4225],{"class":1075}," 2>&1",[916,4227,4228],{"class":922}," # 全部输出\n",[916,4230,4231],{"class":918,"line":997},[916,4232,936],{"emptyLinePlaceholder":935},[916,4234,4235],{"class":918,"line":1002},[916,4236,4237],{"class":922},"# 输入重定向\n",[916,4239,4240,4242,4244],{"class":918,"line":1008},[916,4241,4166],{"class":942},[916,4243,3284],{"class":1075},[916,4245,4246],{"class":946}," file\n",[916,4248,4249],{"class":918,"line":1016},[916,4250,936],{"emptyLinePlaceholder":935},[916,4252,4253],{"class":918,"line":1136},[916,4254,4255],{"class":922},"# Here Document\n",[916,4257,4258,4260,4263],{"class":918,"line":1150},[916,4259,3129],{"class":965},[916,4261,4262],{"class":1075}," \u003C\u003C",[916,4264,4265],{"class":946}," EOF\n",[916,4267,4268],{"class":918,"line":1155},[916,4269,4270],{"class":946},"Line 1\n",[916,4272,4273],{"class":918,"line":1161},[916,4274,4275],{"class":946},"Line 2\n",[916,4277,4278],{"class":918,"line":1315},[916,4279,4280],{"class":946},"Line 3\n",[916,4282,4283],{"class":918,"line":1327},[916,4284,4285],{"class":946},"EOF\n",[916,4287,4288],{"class":918,"line":1337},[916,4289,936],{"emptyLinePlaceholder":935},[916,4291,4292],{"class":918,"line":1347},[916,4293,4294],{"class":922},"# Here String\n",[916,4296,4297,4299,4302],{"class":918,"line":1676},[916,4298,3129],{"class":965},[916,4300,4301],{"class":1075}," \u003C\u003C\u003C",[916,4303,4304],{"class":946}," \"Hello World\"\n",[916,4306,4307],{"class":918,"line":1693},[916,4308,936],{"emptyLinePlaceholder":935},[916,4310,4311],{"class":918,"line":1708},[916,4312,4313],{"class":922},"# 管道\n",[916,4315,4316,4319,4321,4324,4326],{"class":918,"line":1723},[916,4317,4318],{"class":965},"command1",[916,4320,2009],{"class":1075},[916,4322,4323],{"class":965}," command2",[916,4325,2009],{"class":1075},[916,4327,4328],{"class":965}," command3\n",[916,4330,4331],{"class":918,"line":2455},[916,4332,936],{"emptyLinePlaceholder":935},[916,4334,4335],{"class":918,"line":2470},[916,4336,4337],{"class":922},"# tee（同时输出到文件和屏幕）\n",[916,4339,4340,4342,4344,4347],{"class":918,"line":2483},[916,4341,4166],{"class":942},[916,4343,2009],{"class":1075},[916,4345,4346],{"class":965}," tee",[916,4348,4246],{"class":946},[916,4350,4351,4353,4355,4357,4359,4361],{"class":918,"line":2488},[916,4352,4166],{"class":942},[916,4354,2009],{"class":1075},[916,4356,4346],{"class":965},[916,4358,4060],{"class":942},[916,4360,4172],{"class":946},[916,4362,4363],{"class":922},"  # 追加\n",[892,4365,4366],{"id":4366},"调试",[903,4368,4369],{"id":4369},"调试选项",[907,4371,4373],{"className":909,"code":4372,"language":911,"meta":11,"style":11},"# 显示执行的命令\nbash -x script.sh\nset -x   # 开启\nset +x   # 关闭\n\n# 遇到错误退出\nset -e\n\n# 使用未定义变量时报错\nset -u\n\n# 管道命令失败时退出\nset -o pipefail\n\n# 常用组合\nset -euo pipefail\n",[913,4374,4375,4380,4389,4399,4408,4412,4417,4424,4428,4433,4440,4444,4449,4459,4463,4468],{"__ignoreMap":11},[916,4376,4377],{"class":918,"line":919},[916,4378,4379],{"class":922},"# 显示执行的命令\n",[916,4381,4382,4384,4387],{"class":918,"line":926},[916,4383,911],{"class":965},[916,4385,4386],{"class":942}," -x",[916,4388,972],{"class":946},[916,4390,4391,4394,4396],{"class":918,"line":932},[916,4392,4393],{"class":942},"set",[916,4395,4386],{"class":942},[916,4397,4398],{"class":922},"   # 开启\n",[916,4400,4401,4403,4405],{"class":918,"line":939},[916,4402,4393],{"class":942},[916,4404,969],{"class":946},[916,4406,4407],{"class":922},"   # 关闭\n",[916,4409,4410],{"class":918,"line":984},[916,4411,936],{"emptyLinePlaceholder":935},[916,4413,4414],{"class":918,"line":990},[916,4415,4416],{"class":922},"# 遇到错误退出\n",[916,4418,4419,4421],{"class":918,"line":997},[916,4420,4393],{"class":942},[916,4422,4423],{"class":942}," -e\n",[916,4425,4426],{"class":918,"line":1002},[916,4427,936],{"emptyLinePlaceholder":935},[916,4429,4430],{"class":918,"line":1008},[916,4431,4432],{"class":922},"# 使用未定义变量时报错\n",[916,4434,4435,4437],{"class":918,"line":1016},[916,4436,4393],{"class":942},[916,4438,4439],{"class":942}," -u\n",[916,4441,4442],{"class":918,"line":1136},[916,4443,936],{"emptyLinePlaceholder":935},[916,4445,4446],{"class":918,"line":1150},[916,4447,4448],{"class":922},"# 管道命令失败时退出\n",[916,4450,4451,4453,4456],{"class":918,"line":1155},[916,4452,4393],{"class":942},[916,4454,4455],{"class":942}," -o",[916,4457,4458],{"class":946}," pipefail\n",[916,4460,4461],{"class":918,"line":1161},[916,4462,936],{"emptyLinePlaceholder":935},[916,4464,4465],{"class":918,"line":1315},[916,4466,4467],{"class":922},"# 常用组合\n",[916,4469,4470,4472,4475],{"class":918,"line":1327},[916,4471,4393],{"class":942},[916,4473,4474],{"class":942}," -euo",[916,4476,4458],{"class":946},[903,4478,4479],{"id":4479},"调试技巧",[907,4481,4483],{"className":909,"code":4482,"language":911,"meta":11,"style":11},"#!\u002Fbin\u002Fbash\n# 开头添加\nset -x  # 调试模式\n\n# 打印变量\necho \"DEBUG: var=$var\"\n\n# 条件调试\nif [ \"$DEBUG\" = \"1\" ]; then\n    echo \"Debug info...\"\nfi\n",[913,4484,4485,4489,4494,4503,4507,4512,4524,4528,4533,4555,4562],{"__ignoreMap":11},[916,4486,4487],{"class":918,"line":919},[916,4488,923],{"class":922},[916,4490,4491],{"class":918,"line":926},[916,4492,4493],{"class":922},"# 开头添加\n",[916,4495,4496,4498,4500],{"class":918,"line":932},[916,4497,4393],{"class":942},[916,4499,4386],{"class":942},[916,4501,4502],{"class":922},"  # 调试模式\n",[916,4504,4505],{"class":918,"line":939},[916,4506,936],{"emptyLinePlaceholder":935},[916,4508,4509],{"class":918,"line":984},[916,4510,4511],{"class":922},"# 打印变量\n",[916,4513,4514,4516,4519,4522],{"class":918,"line":990},[916,4515,943],{"class":942},[916,4517,4518],{"class":946}," \"DEBUG: var=",[916,4520,4521],{"class":1071},"$var",[916,4523,1460],{"class":946},[916,4525,4526],{"class":918,"line":997},[916,4527,936],{"emptyLinePlaceholder":935},[916,4529,4530],{"class":918,"line":1002},[916,4531,4532],{"class":922},"# 条件调试\n",[916,4534,4535,4537,4539,4541,4544,4546,4548,4551,4553],{"class":918,"line":1008},[916,4536,2071],{"class":1075},[916,4538,3742],{"class":1071},[916,4540,2273],{"class":946},[916,4542,4543],{"class":1071},"$DEBUG",[916,4545,2273],{"class":946},[916,4547,2281],{"class":1075},[916,4549,4550],{"class":946}," \"1\"",[916,4552,3224],{"class":1071},[916,4554,2077],{"class":1075},[916,4556,4557,4559],{"class":918,"line":1016},[916,4558,2878],{"class":942},[916,4560,4561],{"class":946}," \"Debug info...\"\n",[916,4563,4564],{"class":918,"line":1136},[916,4565,2087],{"class":1075},[892,4567,4568],{"id":4568},"最佳实践",[903,4570,4571],{"id":4571},"脚本模板",[907,4573,4575],{"className":909,"code":4574,"language":911,"meta":11,"style":11},"#!\u002Fbin\u002Fbash\nset -euo pipefail\n\n# 脚本描述\n# Author: Your Name\n# Date: 2024-01-01\n\n# 常量\nreadonly SCRIPT_DIR=\"$(cd \"$(dirname \"${BASH_SOURCE[0]}\")\" && pwd)\"\nreadonly SCRIPT_NAME=\"$(basename \"$0\")\"\n\n# 变量\nLOG_FILE=\"\u002Fvar\u002Flog\u002F${SCRIPT_NAME}.log\"\n\n# 函数\nlog() {\n    echo \"[$(date '+%Y-%m-%d %H:%M:%S')] $*\" | tee -a \"$LOG_FILE\"\n}\n\nerror() {\n    log \"ERROR: $*\" >&2\n    exit 1\n}\n\nusage() {\n    cat \u003C\u003C EOF\nUsage: $SCRIPT_NAME [options]\n\nOptions:\n    -h, --help      Show this help\n    -v, --verbose   Verbose output\nEOF\n}\n\n# 参数解析\nwhile [[ $# -gt 0 ]]; do\n    case $1 in\n        -h|--help)\n            usage\n            exit 0\n            ;;\n        -v|--verbose)\n            VERBOSE=1\n            shift\n            ;;\n        *)\n            error \"Unknown option: $1\"\n            ;;\n    esac\ndone\n\n# 主逻辑\nmain() {\n    log \"Starting...\"\n    # Your code here\n    log \"Done.\"\n}\n\nmain \"$@\"\n",[913,4576,4577,4581,4589,4593,4598,4603,4608,4612,4617,4653,4674,4678,4683,4699,4703,4708,4714,4744,4748,4752,4759,4774,4781,4785,4789,4796,4805,4816,4820,4825,4830,4835,4839,4843,4847,4852,4872,4882,4895,4901,4909,4915,4928,4939,4945,4950,4956,4969,4974,4980,4985,4990,4996,5004,5011,5017,5025,5030,5035],{"__ignoreMap":11},[916,4578,4579],{"class":918,"line":919},[916,4580,923],{"class":922},[916,4582,4583,4585,4587],{"class":918,"line":926},[916,4584,4393],{"class":942},[916,4586,4474],{"class":942},[916,4588,4458],{"class":946},[916,4590,4591],{"class":918,"line":932},[916,4592,936],{"emptyLinePlaceholder":935},[916,4594,4595],{"class":918,"line":939},[916,4596,4597],{"class":922},"# 脚本描述\n",[916,4599,4600],{"class":918,"line":984},[916,4601,4602],{"class":922},"# Author: Your Name\n",[916,4604,4605],{"class":918,"line":990},[916,4606,4607],{"class":922},"# Date: 2024-01-01\n",[916,4609,4610],{"class":918,"line":997},[916,4611,936],{"emptyLinePlaceholder":935},[916,4613,4614],{"class":918,"line":1002},[916,4615,4616],{"class":922},"# 常量\n",[916,4618,4619,4621,4624,4626,4629,4632,4635,4638,4641,4644,4647,4650],{"class":918,"line":1008},[916,4620,1139],{"class":1075},[916,4622,4623],{"class":1071}," SCRIPT_DIR",[916,4625,1076],{"class":1075},[916,4627,4628],{"class":946},"\"$(",[916,4630,4631],{"class":942},"cd",[916,4633,4634],{"class":946}," \"$(",[916,4636,4637],{"class":965},"dirname",[916,4639,4640],{"class":946}," \"${",[916,4642,4643],{"class":1071},"BASH_SOURCE",[916,4645,4646],{"class":946},"[0]}\")\" && ",[916,4648,4649],{"class":942},"pwd",[916,4651,4652],{"class":946},")\"\n",[916,4654,4655,4657,4660,4662,4664,4667,4669,4671],{"class":918,"line":1016},[916,4656,1139],{"class":1075},[916,4658,4659],{"class":1071}," SCRIPT_NAME",[916,4661,1076],{"class":1075},[916,4663,4628],{"class":946},[916,4665,4666],{"class":965},"basename",[916,4668,2284],{"class":946},[916,4670,1380],{"class":942},[916,4672,4673],{"class":946},"\")\"\n",[916,4675,4676],{"class":918,"line":1136},[916,4677,936],{"emptyLinePlaceholder":935},[916,4679,4680],{"class":918,"line":1150},[916,4681,4682],{"class":922},"# 变量\n",[916,4684,4685,4688,4690,4693,4696],{"class":918,"line":1155},[916,4686,4687],{"class":1071},"LOG_FILE",[916,4689,1076],{"class":1075},[916,4691,4692],{"class":946},"\"\u002Fvar\u002Flog\u002F${",[916,4694,4695],{"class":1071},"SCRIPT_NAME",[916,4697,4698],{"class":946},"}.log\"\n",[916,4700,4701],{"class":918,"line":1161},[916,4702,936],{"emptyLinePlaceholder":935},[916,4704,4705],{"class":918,"line":1315},[916,4706,4707],{"class":922},"# 函数\n",[916,4709,4710,4712],{"class":918,"line":1327},[916,4711,260],{"class":965},[916,4713,3574],{"class":1071},[916,4715,4716,4718,4721,4724,4727,4729,4731,4733,4735,4737,4739,4742],{"class":918,"line":1337},[916,4717,2878],{"class":942},[916,4719,4720],{"class":946}," \"[$(",[916,4722,4723],{"class":965},"date",[916,4725,4726],{"class":946}," '+%Y-%m-%d %H:%M:%S')] ",[916,4728,1412],{"class":942},[916,4730,2273],{"class":946},[916,4732,2009],{"class":1075},[916,4734,4346],{"class":965},[916,4736,4060],{"class":942},[916,4738,2284],{"class":946},[916,4740,4741],{"class":1071},"$LOG_FILE",[916,4743,1460],{"class":946},[916,4745,4746],{"class":918,"line":1347},[916,4747,3557],{"class":1071},[916,4749,4750],{"class":918,"line":1676},[916,4751,936],{"emptyLinePlaceholder":935},[916,4753,4754,4757],{"class":918,"line":1693},[916,4755,4756],{"class":965},"error",[916,4758,3574],{"class":1071},[916,4760,4761,4764,4767,4769,4771],{"class":918,"line":1708},[916,4762,4763],{"class":965},"    log",[916,4765,4766],{"class":946}," \"ERROR: ",[916,4768,1412],{"class":942},[916,4770,2273],{"class":946},[916,4772,4773],{"class":1075}," >&2\n",[916,4775,4776,4779],{"class":918,"line":1723},[916,4777,4778],{"class":942},"    exit",[916,4780,2822],{"class":942},[916,4782,4783],{"class":918,"line":2455},[916,4784,3557],{"class":1071},[916,4786,4787],{"class":918,"line":2470},[916,4788,936],{"emptyLinePlaceholder":935},[916,4790,4791,4794],{"class":918,"line":2483},[916,4792,4793],{"class":965},"usage",[916,4795,3574],{"class":1071},[916,4797,4798,4801,4803],{"class":918,"line":2488},[916,4799,4800],{"class":965},"    cat",[916,4802,4262],{"class":1075},[916,4804,4265],{"class":946},[916,4806,4807,4810,4813],{"class":918,"line":2494},[916,4808,4809],{"class":946},"Usage: ",[916,4811,4812],{"class":1071},"$SCRIPT_NAME",[916,4814,4815],{"class":946}," [options]\n",[916,4817,4818],{"class":918,"line":2503},[916,4819,936],{"emptyLinePlaceholder":935},[916,4821,4822],{"class":918,"line":2518},[916,4823,4824],{"class":946},"Options:\n",[916,4826,4827],{"class":918,"line":2532},[916,4828,4829],{"class":946},"    -h, --help      Show this help\n",[916,4831,4832],{"class":918,"line":2547},[916,4833,4834],{"class":946},"    -v, --verbose   Verbose output\n",[916,4836,4837],{"class":918,"line":3110},[916,4838,4285],{"class":946},[916,4840,4841],{"class":918,"line":3116},[916,4842,3557],{"class":1071},[916,4844,4845],{"class":918,"line":3151},[916,4846,936],{"emptyLinePlaceholder":935},[916,4848,4849],{"class":918,"line":3159},[916,4850,4851],{"class":922},"# 参数解析\n",[916,4853,4855,4857,4860,4862,4865,4867,4870],{"class":918,"line":4854},36,[916,4856,3179],{"class":1075},[916,4858,4859],{"class":1071}," [[ ",[916,4861,1396],{"class":942},[916,4863,4864],{"class":1075}," -gt",[916,4866,3693],{"class":942},[916,4868,4869],{"class":1071}," ]]; ",[916,4871,2873],{"class":1075},[916,4873,4875,4878,4880],{"class":918,"line":4874},37,[916,4876,4877],{"class":1075},"    case",[916,4879,2740],{"class":2739},[916,4881,2743],{"class":1075},[916,4883,4885,4888,4890,4893],{"class":918,"line":4884},38,[916,4886,4887],{"class":2667},"        -h",[916,4889,2688],{"class":1075},[916,4891,4892],{"class":2667},"--help",[916,4894,1246],{"class":1075},[916,4896,4898],{"class":918,"line":4897},39,[916,4899,4900],{"class":965},"            usage\n",[916,4902,4904,4907],{"class":918,"line":4903},40,[916,4905,4906],{"class":942},"            exit",[916,4908,3705],{"class":942},[916,4910,4912],{"class":918,"line":4911},41,[916,4913,4914],{"class":1071},"            ;;\n",[916,4916,4918,4921,4923,4926],{"class":918,"line":4917},42,[916,4919,4920],{"class":2667},"        -v",[916,4922,2688],{"class":1075},[916,4924,4925],{"class":2667},"--verbose",[916,4927,1246],{"class":1075},[916,4929,4931,4934,4936],{"class":918,"line":4930},43,[916,4932,4933],{"class":1071},"            VERBOSE",[916,4935,1076],{"class":1075},[916,4937,4938],{"class":946},"1\n",[916,4940,4942],{"class":918,"line":4941},44,[916,4943,4944],{"class":942},"            shift\n",[916,4946,4948],{"class":918,"line":4947},45,[916,4949,4914],{"class":1071},[916,4951,4953],{"class":918,"line":4952},46,[916,4954,4955],{"class":1075},"        *)\n",[916,4957,4959,4962,4965,4967],{"class":918,"line":4958},47,[916,4960,4961],{"class":965},"            error",[916,4963,4964],{"class":946}," \"Unknown option: ",[916,4966,1470],{"class":942},[916,4968,1460],{"class":946},[916,4970,4972],{"class":918,"line":4971},48,[916,4973,4914],{"class":1071},[916,4975,4977],{"class":918,"line":4976},49,[916,4978,4979],{"class":1075},"    esac\n",[916,4981,4983],{"class":918,"line":4982},50,[916,4984,2886],{"class":1075},[916,4986,4988],{"class":918,"line":4987},51,[916,4989,936],{"emptyLinePlaceholder":935},[916,4991,4993],{"class":918,"line":4992},52,[916,4994,4995],{"class":922},"# 主逻辑\n",[916,4997,4999,5002],{"class":918,"line":4998},53,[916,5000,5001],{"class":965},"main",[916,5003,3574],{"class":1071},[916,5005,5007,5009],{"class":918,"line":5006},54,[916,5008,4763],{"class":965},[916,5010,2758],{"class":946},[916,5012,5014],{"class":918,"line":5013},55,[916,5015,5016],{"class":922},"    # Your code here\n",[916,5018,5020,5022],{"class":918,"line":5019},56,[916,5021,4763],{"class":965},[916,5023,5024],{"class":946}," \"Done.\"\n",[916,5026,5028],{"class":918,"line":5027},57,[916,5029,3557],{"class":1071},[916,5031,5033],{"class":918,"line":5032},58,[916,5034,936],{"emptyLinePlaceholder":935},[916,5036,5038,5040,5042,5044],{"class":918,"line":5037},59,[916,5039,5001],{"class":965},[916,5041,2284],{"class":946},[916,5043,1404],{"class":942},[916,5045,1460],{"class":946},[903,5047,5048],{"id":5048},"编码规范",[5050,5051,5052,5059,5062,5065,5068,5071,5074],"ol",{},[5053,5054,5055,5056],"li",{},"使用 ",[913,5057,5058],{},"set -euo pipefail",[5053,5060,5061],{},"使用有意义的变量名",[5053,5063,5064],{},"添加注释说明",[5053,5066,5067],{},"使用函数组织代码",[5053,5069,5070],{},"检查命令是否存在",[5053,5072,5073],{},"处理错误和异常",[5053,5075,5076],{},"使用双引号包裹变量",[5078,5079,5081],"note",{"title":5080},"学习建议","\n1. 从简单脚本开始，逐步增加复杂度\n2. 阅读系统中的 Shell 脚本学习\n3. 使用 shellcheck 检查脚本\n4. 多练习，熟能生巧\n",[5083,5084,5085],"style",{},"html pre.shiki code .sCsY4, html code.shiki .sCsY4{--shiki-light:#6A737D;--shiki-default:#6A737D;--shiki-dark:#6A737D}html pre.shiki 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.s3JiQ{--shiki-light:#032F62;--shiki-default:#032F62;--shiki-dark:#DBEDFF}html pre.shiki code .sP4rz, html code.shiki .sP4rz{--shiki-light:#E36209;--shiki-default:#E36209;--shiki-dark:#FFAB70}",{"title":11,"searchDepth":926,"depth":926,"links":5087},[5088,5089,5094,5100,5104,5110,5116,5122,5127,5131],{"id":894,"depth":926,"text":894},{"id":901,"depth":926,"text":901,"children":5090},[5091,5092,5093],{"id":905,"depth":932,"text":905},{"id":950,"depth":932,"text":950},{"id":1024,"depth":932,"text":1025},{"id":1053,"depth":926,"text":1053,"children":5095},[5096,5097,5098,5099],{"id":1056,"depth":932,"text":1056},{"id":1170,"depth":932,"text":1170},{"id":1355,"depth":932,"text":1355},{"id":1497,"depth":932,"text":1497},{"id":1739,"depth":926,"text":1739,"children":5101},[5102,5103],{"id":1742,"depth":932,"text":1742},{"id":1982,"depth":932,"text":1982},{"id":2052,"depth":926,"text":2052,"children":5105},[5106,5107,5108,5109],{"id":2055,"depth":932,"text":2056},{"id":2172,"depth":932,"text":2172},{"id":2560,"depth":932,"text":2561},{"id":2645,"depth":932,"text":2646},{"id":2833,"depth":926,"text":2833,"children":5111},[5112,5113,5114,5115],{"id":2836,"depth":932,"text":2837},{"id":3164,"depth":932,"text":3165},{"id":3325,"depth":932,"text":3326},{"id":3400,"depth":932,"text":3400},{"id":3524,"depth":926,"text":3524,"children":5117},[5118,5119,5120,5121],{"id":3527,"depth":932,"text":3527},{"id":3585,"depth":932,"text":3585},{"id":3659,"depth":932,"text":3659},{"id":3832,"depth":932,"text":3832},{"id":3910,"depth":926,"text":3910,"children":5123},[5124,5125,5126],{"id":3913,"depth":932,"text":3913},{"id":4073,"depth":932,"text":4073},{"id":4151,"depth":932,"text":4151},{"id":4366,"depth":926,"text":4366,"children":5128},[5129,5130],{"id":4369,"depth":932,"text":4369},{"id":4479,"depth":932,"text":4479},{"id":4568,"depth":926,"text":4568,"children":5132},[5133,5134],{"id":4571,"depth":932,"text":4571},{"id":5048,"depth":932,"text":5048},"md",{},{"title":669,"description":11},"tutorials\u002Fcloud\u002Flinux\u002Flinux-bash","5E7m4eg2p-4flZle6mZuswgOktOeH5gU_L5VomhWiYg",1775496416866]