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<!DOCTYPE html><html lang="zh-Hans"><head><meta charset="utf-8"><title>Angular - CLI 概览与命令参考手册</title><meta name="Description" content="Angular is a platform for building mobile and desktop web applications.
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xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/observables" title="使用 Observable 来同步或异步传递值。" target="_self"><span>Observable 概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/rx-library" title="一个响应式编程库，使用 Observable 来合并异步请求或基于回调的代码。" target="_self"><span>RxJS 库</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/observables-in-angular" title="Angular 各个子系统中如何使用和期待 Observable" target="_self"><span>Angular 中的可观察对象</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/practical-observable-usage" title="那些特别适用 Observable 的领域。" target="_self"><span>用法实战</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/comparing-observables" title="Observable 与 Promise 或其它消息传递技术的比较" target="_self"><span>与其它技术的比较</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="Angular 中的模块" aria-pressed="false"><span>NgModules</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/ngmodules" title="使用 NgModule 让你的应用更高效" target="_self"><span>NgModule 简介</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/ngmodule-vs-jsmodule" title="JavaScript 模块和 NgModule 之间的差异" target="_self"><span>JS 模块 vs NgModule</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" 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16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/animations" title="Angular 动画的基础技术。" target="_self"><span>简介</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/transition-and-triggers" title="转场与触发器的高级技术。" target="_self"><span>转场与触发器</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/complex-animation-sequences" title="复杂的 Angular 动画序列。" target="_self"><span>复杂序列</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div 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target="_self"><span>无障碍（a11y）</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="Angular Service Worker: 控制应用资源的缓存。" aria-pressed="false"><span>Service Worker 与 PWA</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/service-worker-intro" title="Angular 对 Service Worker 的实现提升了慢速或不稳定的网络连接下的用户体验。" target="_self"><span>简介</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/service-worker-getting-started" title="在 CLI 项目中启用 Service Worker，并在浏览器中查看效果。" target="_self"><span>快速上手</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/app-shell" title="快速渲染应用的一部分，以增强启动时的体验。" target="_self"><span>应用外壳</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/service-worker-communications" title="那些能让你和 Angular 的 Service Worker 通讯的服务类。" target="_self"><span>与 Service Worker 通讯</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 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href="guide/universal" title="使用 Angular Universal 在服务端渲染 HTML。" target="_self"><span>服务端渲染</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="把 AngularJS 应用增量式的升级到 Angular。" aria-pressed="false"><span>从 AngularJS 升级</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/upgrade" title="把 AngularJS 应用增量式的升级到 Angular。" 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notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/libraries" title="理解何时以及如何使用和创建库。" target="_self"><span>库概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/using-libraries" title="把已发布的库集成进你的应用中。" target="_self"><span>使用已发布的库</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/creating-libraries" title="通过创建、发布和使用你自己的库来扩展 Angular。" target="_self"><span>创建库</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/lightweight-injection-tokens" title="使用轻量级注入令牌来设计库中的服务，以优化客户端应用的大小。" target="_self"><span>供库使用的轻量级注入令牌</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="使用 CLI 原理图进行代码生成。" aria-pressed="false"><span>原理图（Schematics）</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/schematics" title="CLI 如何使用原理图来生成代码。" target="_self"><span>原理图概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/schematics-authoring" title="理解原理图的结构。" target="_self"><span>制作原理图</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/schematics-for-libraries" title="使用原理图来把你的库集成进 Angular CLI 中。" target="_self"><span>库的原理图</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/cli-builder" title="使用构建器定制 Angular CLI。" target="_self"><span>CLI 构建器</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="关于构建、测试和部署的信息" aria-pressed="false"><span>开发工作流</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="理解（AOT）预先编译器" aria-pressed="false"><span>AOT 预先编译器</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/aot-compiler" title="学习为何以及如何使用预先编译器。" target="_self"><span>预先编译</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/angular-compiler-options" title="配置 AOT 编译。" target="_self"><span>Angular 编译器选项</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/aot-metadata-errors" title="解决 AOT 编译错误。" target="_self"><span>AOT 元数据错误</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/template-typecheck" title="Angular 中的模板类型检查。" target="_self"><span>模板类型检查</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/build" title="构建应用及为应用启动开发服务器。" target="_self"><span>构建与运行</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/testing" title="测试 Angular 应用的技巧与实践。" target="_self"><span>测试</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/deployment" title="了解如何部署 Angular 应用。" target="_self"><span>发布</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="与开发环境和工具集成起来" aria-pressed="false"><span>开发工具集成</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/language-service" title="使用 Angular 语言服务加速开发。" target="_self"><span>语言服务</span></a></div></aio-nav-item></div></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="工作空间与项目的结构，及其配置。" aria-pressed="false"><span>配置</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/file-structure" title="Angular 工作区在文件系统中是怎样的。" target="_self"><span>项目文件结构</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/workspace-config" title=""angular.json" 包含供 CLI 命令使用的工作区和项目默认配置。" target="_self"><span>工作区配置</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/npm-packages" title="开发期间和运行期间所需的 npm 包的说明。" target="_self"><span>npm 包</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/typescript-configuration" title="给 Angular 开发者的 TypeScript 配置。" target="_self"><span>TypeScript 配置</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/browser-support" title="浏览器支持与腻子脚本指南。" target="_self"><span>浏览器支持</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/strict-mode" title="Reference documentation for Angular's strict mode." target="_self"><span>Strict mode</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="使用库，以及扩展 Angular CLI" aria-pressed="false"><span>扩展 Angular</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="使用共享库扩展 Angular" aria-pressed="false"><span>Angular 库</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/libraries" title="理解如何以及何时使用或创建库" target="_self"><span>库概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/using-libraries" title="把已发布的库集成到应用中" target="_self"><span>使用已发布的库</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/creating-libraries" title="通过创建、发布和使用自定义库来扩展 Angular" target="_self"><span>创建库</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="理解原理图" aria-pressed="false"><span>原理图（Schematic）</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/schematics" title="扩展 CLI 的生成能力" target="_self"><span>原理图概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/schematics-authoring" title="理解原理图的结构" target="_self"><span>创作原理图</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/schematics-for-libraries" title="使用原理图把你的库整合进 Angular CLI" target="_self"><span>库的原理图</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/cli-builder" title="使用构建器定制 Angular CLI" target="_self"><span>CLI 构建器</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="一个端到端教程，用来学习 Angular 的概念和模式。" aria-pressed="false"><span>教程</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/router-tutorial" title="一个与 Angular 路由有关的、涵盖很多模式的教程。" target="_self"><span>在单页面应用中使用 Angular 路由</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/forms" title="使用指令和 Angular 模板语法来创建模板驱动表单。" target="_self"><span>构建模板驱动表单</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="Angular 的版本发布实践、更新与升级。" aria-pressed="false"><span>发布信息</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/updating" title="如何把 Angular 应用和库升级到最新版本。" target="_self"><span>保持最新</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/releases" title="Angular 的版本、发布、支持、弃用策略及实践。" target="_self"><span>发布实践</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="支持把你的应用从 9 升级到 10。" aria-pressed="false"><span>升级到 Angular 10</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/updating-to-version-10" title="当把应用从 9 升到 10 时你需要知道的一切。" target="_self"><span>概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/ivy-compatibility" title="确保你的应用和 Ivy 兼容的详细指南。" target="_self"><span>Ivy 兼容性指南</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-3 collapsed ng-star-inserted" title="升级到 Angular 10 时一些可选的迁移工作。" aria-pressed="false"><span>可选的迁移工作</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-3 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-4 collapsed ng-star-inserted" style="position:relative" href="guide/migration-module-with-providers" title="为任何缺失了泛型的 ModuleWithProviders 添加泛型类型。" target="_self"><span>缺少 ModuleWithProviders 泛型</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-4 collapsed ng-star-inserted" style="position:relative" href="guide/migration-undecorated-classes" title="添加缺失的 @Directive()/@Component() 装饰器。" target="_self"><span>缺少 @Directive() 装饰器</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-4 collapsed ng-star-inserted" style="position:relative" href="guide/migration-injectable" title="添加缺失的 @Injectable() 装饰器，补齐不完整的服务提供者定义。" target="_self"><span>缺少 @Injectable() 装饰器</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-4 collapsed ng-star-inserted" style="position:relative" href="guide/migration-solution-style-tsconfig" title="创建解决方案型的 `tsconfig.json`." target="_self"><span>解决方案型的 `tsconfig.json`</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-4 collapsed ng-star-inserted" style="position:relative" href="guide/migration-update-libraries-tslib" title="直接依赖 `tslib` npm 包。" target="_self"><span>`tslib` 直接依赖</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-4 collapsed ng-star-inserted" style="position:relative" href="guide/migration-update-module-and-target-compiler-options" title="修改 `module` 和 `target` 编译器选项。" target="_self"><span>`module` 和 `target` 编译器选项</span></a></div></aio-nav-item></div></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/deprecations" title="弃用的 Angular API 和特性汇总。" target="_self"><span>弃用清单</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/ivy" title="关于 Angular Ivy 的编译与渲染管道。" target="_self"><span>Angular Ivy</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="把 AngularJS 应用增量式的升级到 Angular。" aria-pressed="false"><span>从 AngularJS 升级</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/upgrade" title="把 AngularJS 应用增量式的升级到 Angular。" target="_self"><span>升级步骤</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a 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24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/cheatsheet" title="关于 Angular 常用编码技术的快速指南。" target="_self"><span>速查表</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/styleguide" title="编写 Angular 代码的指南。" target="_self"><span>代码风格指南</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 expanded selected ng-star-inserted" title="Angular CLI 命令参考手册。" aria-pressed="true"><span>CLI 命令参考手册</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 expanded selected"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 expanded selected ng-star-inserted" style="position:relative" href="cli" title="CLI 工具介绍、命令、语法" target="_self"><span>概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/usage-analytics-gathering" title="管理员如何从用户那里收集使用情况分析。" target="_self"><span>使用情况分析</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/add" title="ng add." target="_self"><span>ng add</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/analytics" title="ng analytics." target="_self"><span>ng analytics</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/build" title="ng build." target="_self"><span>ng build</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/config" title="ng config." target="_self"><span>ng config</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/deploy" title="ng deploy." target="_self"><span>ng deploy</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/doc" title="ng doc." target="_self"><span>ng doc</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/e2e" title="ng e2e." target="_self"><span>ng e2e</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/generate" title="ng generate." target="_self"><span>ng generate</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/help" title="ng help." target="_self"><span>ng help</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/lint" title="ng lint." target="_self"><span>ng lint</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/new" title="ng new." target="_self"><span>ng new</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/run" title="ng run." target="_self"><span>ng run</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/serve" title="ng serve." target="_self"><span>ng serve</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/test" title="ng test." target="_self"><span>ng test</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/update" title="ng update." target="_self"><span>ng update</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/version" title="ng version." target="_self"><span>ng version</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/xi18n" title="ng xi18n." target="_self"><span>ng xi18n</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="api" title="Angular 中的包、类、接口和其它类型的详情。" target="_self"><span>API 参考手册</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><div class="mat-divider ng-star-inserted" style="margin:4px 20px;border-top:1px solid #d3d3d3"></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://github.com/ng-docs/ng-docs.github.io/issues" title="github 上的中文互助问答区" target="_blank"><span>互助问答</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://material.angular.cn" title="Angular Material 组件库的中文文档" target="_blank"><span>官方 Material 组件库</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://ng.ant.design/" title="Ant Design 的 Angular 实现，服务于企业级后台产品。" target="_blank"><span>ng-zorro 组件库</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://devui.design/" title="“华为云” 开源的企业级组件库，核心设计思想是：致简、沉浸、灵活" target="_blank"><span>华为 DevUI 组件库</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://ngnest.com/" title="基于 Angular 和 Nest 的 Web 应用程序框架，UI 库中涵盖了企业开发中需要的大部分组件，table、form、tree、message、dialog、menu、tabs 等一共 60+ 基础组件" target="_blank"><span>ng-nest 组件库</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://ng.mobile.ant.design/" title="Ant Design Mobile 的 Angular 实现，服务于无线产品。" target="_blank"><span>ng-zorro mobile 组件库</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://flutter.cn/" title="Flutter 中文文档站" target="_blank"><span>友站：Flutter 中文</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item></aio-nav-menu><div class="doc-version ng-tns-c18-1"><aio-select><div class="form-select-menu"><button class="form-select-button"><span><strong></strong></span><span>同步翻译版 (v10.0.0-rc.0)</span></button></div></aio-select></div></div></mat-sidenav><div class="cdk-visually-hidden cdk-focus-trap-anchor" aria-hidden="true"></div><mat-sidenav-content cdkscrollable="" class="mat-drawer-content mat-sidenav-content ng-star-inserted" style="margin-left:261px"><main role="main" class="sidenav-content" id="cli"><aio-mode-banner></aio-mode-banner><aio-doc-viewer class=""><div style="opacity:1"><div class="github-links"><a href="https://github.com/angular/angular-cn/edit/aio/aio/content/cli/index.md?message=docs%3A%20请简述你的修改..." aria-label="提供编辑建议" title="提供编辑建议"><i class="material-icons" aria-hidden="true" role="img">mode_edit</i></a></div><div class="content"><h1 id="cli-overview-and-command-reference" translation-result="on">CLI 概览与命令参考手册<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#cli-overview-and-command-reference"><i class="material-icons">link</i></a></h1><aio-toc class="embedded" ng-version="10.0.0-rc.2"><div class="toc-inner no-print collapsed ng-star-inserted"><button type="button" title="Expand/collapse contents" aria-label="Expand/collapse contents" class="toc-heading embedded secondary ng-star-inserted" aria-pressed="false">目录<mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon collapsed mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><ul class="toc-list embedded"><li class="h2 ng-star-inserted" title="安装 Angular CLI"><a href="cli#installing-angular-cli">安装 Angular CLI</a></li><li class="h2 ng-star-inserted" title="基本工作流"><a href="cli#basic-workflow">基本工作流</a></li><li class="h2 ng-star-inserted" title="工作区与项目文件"><a href="cli#workspaces-and-project-files">工作区与项目文件</a></li><li class="h3 secondary ng-star-inserted" title="工作区与项目的配置"><a href="cli#workspace-and-project-configuration">工作区与项目的配置</a></li><li class="h2 secondary ng-star-inserted" title="CLI 命令语法"><a href="cli#cli-command-language-syntax">CLI 命令语法</a></li><li class="h3 secondary ng-star-inserted" title="逻辑型与枚举型选项"><a href="cli#boolean-and-enumerated-options">逻辑型与枚举型选项</a></li><li class="h3 secondary ng-star-inserted" title="相对路径"><a href="cli#relative-paths">相对路径</a></li><li class="h3 secondary ng-star-inserted" title="原理图（schematics）"><a href="cli#schematics">原理图（schematics）</a></li><li class="h2 secondary ng-star-inserted" title="命令概览"><a href="cli#command-overview">命令概览</a></li></ul><button type="button" title="Expand/collapse contents" aria-label="Expand/collapse contents" class="toc-more-items embedded material-icons collapsed ng-star-inserted" aria-pressed="false"></button></div></aio-toc><h1 translation-origin="off" id="cli-overview-and-command-reference">CLI Overview and Command Reference<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#cli-overview-and-command-reference"><i class="material-icons">link</i></a></h1><p translation-result="on">Angular CLI 是一个命令行界面工具，可用于初始化、开发、构建和维护 Angular 应用。 你可以在命令行窗口中直接使用此工具，也可以通过 <a href="https://angularconsole.com">Angular Console</a> 这样的交互式界面来间接使用。</p><p translation-origin="off">The Angular CLI is a command-line interface tool that you use to initialize, develop, scaffold, and maintain Angular applications. You can use the tool directly in a command shell, or indirectly through an interactive UI such as <a href="https://angularconsole.com">Angular Console</a>.</p><h2 id="installing-angular-cli" translation-result="on">安装 Angular CLI<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#installing-angular-cli"><i class="material-icons">link</i></a></h2><h2 translation-origin="off" id="installing-angular-cli">Installing Angular CLI<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#installing-angular-cli"><i class="material-icons">link</i></a></h2><p translation-result="on">Angular CLI 的主版本会跟随它所支持的 Angular 主版本，不过其小版本可能会独立发布。</p><p translation-origin="off">Major versions of Angular CLI follow the supported major version of Angular, but minor versions can be released separately.</p><p translation-result="on">使用 <code>npm</code> 包管理器来安装 CLI：</p><p translation-origin="off">Install the CLI using the <code>npm</code> package manager:</p><code-example language="bash" ng-version="10.0.0-rc.2"><div style="display:none">npm install -g @angular/cli</div><aio-code><pre class="lang-bash prettyprint"> <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="">
<span aria-hidden="true">content_copy</span>
</button>
<code class="animated fadeIn"><span class="pln">npm install </span><span class="pun">-</span><span class="pln">g </span><span class="lit">@angular</span><span class="pun">/</span><span class="pln">cli</span></code>
</pre></aio-code></code-example><p translation-result="on">有关版本变更的详情，以及如何从以前版本升级的信息，参见 GitHub 上的 Releases 页：<a href="https://github.com/angular/angular-cli/releases">https://github.com/angular/angular-cli/releases</a></p><p translation-origin="off">For details about changes between versions, and information about updating from previous releases, see the Releases tab on GitHub: <a href="https://github.com/angular/angular-cli/releases">https://github.com/angular/angular-cli/releases</a></p><h2 id="basic-workflow" translation-result="on">基本工作流<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#basic-workflow"><i class="material-icons">link</i></a></h2><h2 translation-origin="off" id="basic-workflow">Basic workflow<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#basic-workflow"><i class="material-icons">link</i></a></h2><p translation-result="on">通过 <code>ng</code> 可执行文件可以在命令行上调用此工具。 命令行中还提供了联机帮助。 输入下列命令列出命令或指定命令（如 <a href="cli/generate">generate</a>）选项的简短说明。</p><p translation-origin="off">Invoke the tool on the command line through the <code>ng</code> executable. Online help is available on the command line. Enter the following to list commands or options for a given command (such as <a href="cli/generate">generate</a>) with a short description.</p><code-example language="bash" ng-version="10.0.0-rc.2"><div style="display:none">ng help ng generate --help</div><aio-code><pre class="lang-bash prettyprint"> <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="">
<span aria-hidden="true">content_copy</span>
</button>
<code class="animated fadeIn"><span class="pln">ng help
ng generate </span><span class="pun">--</span><span class="pln">help</span></code>
</pre></aio-code></code-example><p translation-result="on">要想创建、构建或在开发服务器上运行一个新的、基本的 Angular 项目，请到这个新工作区的上级目录中运行下列命令：</p><p translation-origin="off">To create, build, and serve a new, basic Angular project on a development server, go to the parent directory of your new workspace use the following commands:</p><code-example language="bash" ng-version="10.0.0-rc.2"><div style="display:none">ng new my-first-project cd my-first-project ng serve</div><aio-code><pre class="lang-bash prettyprint"> <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="">
<span aria-hidden="true">content_copy</span>
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<code class="animated fadeIn"><span class="pln">ng new my</span><span class="pun">-</span><span class="pln">first</span><span class="pun">-</span><span class="pln">project
cd my</span><span class="pun">-</span><span class="pln">first</span><span class="pun">-</span><span class="pln">project
ng serve</span></code>
</pre></aio-code></code-example><p translation-result="on">在浏览器中，打开 <a href="http://localhost:4200/">http://localhost:4200/</a> 查看运行效果。 当你使用 <a href="cli/serve">ng serve</a> 命令来构建应用并在本地启动开发服务器时，服务器会自动重新构建此应用，并在修改源码时重新加载此页面。</p><p translation-origin="off">In your browser, open <a href="http://localhost:4200/">http://localhost:4200/</a> to see the new app run. When you use the <a href="cli/serve">ng serve</a> command to build an app and serve it locally, the server automatically rebuilds the app and reloads the page when you change any of the source files.</p><div class="alert is-helpful"><p translation-result="on">当你运行 <code>ng new my-first-project</code> 时，将在当前工作目录中创建一个名为 <code>my-first-project</code> 的新文件夹。由于你希望在该文件夹中创建文件，因此在运行命令之前，请确保你在当前工作目录中具有足够的权限。</p><p translation-origin="off">When you run <code>ng new my-first-project</code> a new folder, named <code>my-first-project</code>, will be created in the current working directory. Since you want to be able to create files inside that folder, make sure you have sufficient rights in the current working directory before running the command.</p><p translation-result="on">如果当前工作目录不适合放你的项目，可以先运行 <code>cd <path-to-other-directory></code> 来切换到更合适的目录。</p><p translation-origin="off">If the current working directory is not the right place for your project, you can change to a more appropriate directory by running <code>cd <path-to-other-directory></code> first.</p></div><h2 id="workspaces-and-project-files" translation-result="on">工作区与项目文件<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#workspaces-and-project-files"><i class="material-icons">link</i></a></h2><h2 translation-origin="off" id="workspaces-and-project-files">Workspaces and project files<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#workspaces-and-project-files"><i class="material-icons">link</i></a></h2><p translation-result="on"><a href="cli/new">ng new</a> 命令会创建一个 <em>Angular 工作区</em>目录，并生成一个新的应用骨架。 每个工作区中可以包含多个应用和库。 由 <a href="cli/new">ng new</a> 命令创建的初始应用位于工作区的顶层。 你在工作区中生成的其它应用或库，会放在 <code>projects/</code> 子目录下。</p><p translation-origin="off">The <a href="cli/new">ng new</a> command creates an <em>Angular workspace</em> folder and generates a new app skeleton. A workspace can contain multiple apps and libraries. The initial app created by the <a href="cli/new">ng new</a> command is at the top level of the workspace. When you generate an additional app or library in a workspace, it goes into a <code>projects/</code> subfolder.</p><p translation-result="on">新生成的应用中包含根模块的源码，还有根组件和模板。 每个应用都有一个 <code>src</code> 目录，其中包含逻辑、数据和静态文件。</p><p translation-origin="off">A newly generated app contains the source files for a root module, with a root component and template. Each app has a <code>src</code> folder that contains the logic, data, and assets.</p><p translation-result="on">你可以直接编辑这些生成的文件，也可以使用 CLI 命令来添加或修改它们。 使用 <a href="cli/generate">ng generate</a> 命令也可以添加其它组件和服务，以及管道、指令的源码等。 必须在工作区或项目目录下才能执行 <a href="cli/add">add</a> 或 <a href="cli/generate">generate</a> 之类的命令，因为这些命令需要在应用或库上进行创建或其它操作。</p><p translation-origin="off">You can edit the generated files directly, or add to and modify them using CLI commands. Use the <a href="cli/generate">ng generate</a> command to add new files for additional components and services, and code for new pipes, directives, and so on. Commands such as <a href="cli/add">add</a> and <a href="cli/generate">generate</a>, which create or operate on apps and libraries, must be executed from within a workspace or project folder.</p><ul><li><p translation-result="on">欲知详情，参见<a href="guide/file-structure">工作区的文件结构</a>。</p><p translation-origin="off">See more about the <a href="guide/file-structure">Workspace file structure</a>.</p></li></ul><h3 id="workspace-and-project-configuration" translation-result="on">工作区与项目的配置<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#workspace-and-project-configuration"><i class="material-icons">link</i></a></h3><h3 translation-origin="off" id="workspace-and-project-configuration">Workspace and project configuration<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#workspace-and-project-configuration"><i class="material-icons">link</i></a></h3><p translation-result="on">工作区的配置文件 <code>angular.json</code> 位于此工作区的顶层。 在这里，你可以设置全工作区范围的默认值，并指定当 CLI 为不同目标构建项目时要用到的配置。</p><p translation-origin="off">A single workspace configuration file, <code>angular.json</code>, is created at the top level of the workspace. This is where you can set per-project defaults for CLI command options, and specify configurations to use when the CLI builds a project for different targets.</p><p translation-result="on"><a href="cli/config">ng config</a> 让你可以从命令行中设置和获取配置项的值。你也可以直接编辑 <code>angular.json</code> 文件。 注意，此配置文件中的选项名称必须使用<a href="guide/glossary#case-types">小驼峰(camelCase)形式</a>，不过当在命令行中提供它是可以使用小驼峰和中线分隔(dash-case)两种形式。</p><p translation-origin="off">The <a href="cli/config">ng config</a> command lets you set and retrieve configuration values from the command line, or you can edit the <code>angular.json</code> file directly. Note that option names in the configuration file must use <a href="guide/glossary#case-types">camelCase</a>, while option names supplied to commands can use either camelCase or dash-case.</p><ul><li><p translation-result="on">参见 <a href="guide/workspace-config">工作区配置</a>。</p><p translation-origin="off">See more about <a href="guide/workspace-config">Workspace Configuration</a>.</p></li><li><p translation-result="on">参见 <code>angular.json</code> 的<a href="https://github.com/angular/angular-cli/wiki/angular-workspace">完整 schema</a>。</p><p translation-origin="off">See the <a href="https://github.com/angular/angular-cli/wiki/angular-workspace">complete schema</a> for <code>angular.json</code>.</p></li></ul><h2 id="cli-command-language-syntax" translation-result="on">CLI 命令语法<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#cli-command-language-syntax"><i class="material-icons">link</i></a></h2><h2 translation-origin="off" id="cli-command-language-syntax">CLI command-language syntax<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#cli-command-language-syntax"><i class="material-icons">link</i></a></h2><p translation-result="on">命令语法如下：</p><p translation-origin="off">Command syntax is shown as follows:</p><p><code>ng</code> <em>commandNameOrAlias</em> <em>requiredArg</em> [<em>optionalArg</em>] <code>[options]</code></p><ul><li><p translation-result="on">大多数命令以及少量选项，会有别名。别名会显示在每个命令的语法描述中。</p><p translation-origin="off">Most commands, and some options, have aliases. Aliases are shown in the syntax statement for each command.</p></li><li><p translation-result="on">选项名带有双中线前缀（--）。 选项别名带有单中线前缀（-）。 参数没有前缀。 比如：<code-example format="." language="bash" ng-version="10.0.0-rc.2"><div style="display:none">ng build my-app -c production</div><aio-code><pre class="lang-bash prettyprint"> <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="">
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<code class="animated fadeIn"><span class="pln">ng build my</span><span class="pun">-</span><span class="pln">app </span><span class="pun">-</span><span class="pln">c production</span></code>
</pre></aio-code></code-example></p><p translation-origin="off">Option names are prefixed with a double dash (--). Option aliases are prefixed with a single dash (-). Arguments are not prefixed. For example:<code-example language="bash" ng-version="10.0.0-rc.2"><div style="display:none">ng build my-app -c production</div><aio-code><pre class="lang-bash prettyprint"> <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="">
<span aria-hidden="true">content_copy</span>
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<code class="animated fadeIn"><span class="pln">ng build my</span><span class="pun">-</span><span class="pln">app </span><span class="pun">-</span><span class="pln">c production</span></code>
</pre></aio-code></code-example></p></li><li><p translation-result="on">通常，生成的工件（artifact）名称可以作为命令的参数进行指定，也可以使用 --name 选项。</p><p translation-origin="off">Typically, the name of a generated artifact can be given as an argument to the command or specified with the --name option.</p></li><li><p translation-result="on">参数和选项的名称可以用<a href="guide/glossary#case-types">小驼峰或中线分隔的格式</a>给出。 <code>--myOptionName</code> 等价于 <code>--my-option-name</code>。</p><p translation-origin="off">Argument and option names can be given in either <a href="guide/glossary#case-types">camelCase or dash-case</a>. <code>--myOptionName</code> is equivalent to <code>--my-option-name</code>.</p></li></ul><h3 id="boolean-and-enumerated-options" translation-result="on">逻辑型与枚举型选项<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#boolean-and-enumerated-options"><i class="material-icons">link</i></a></h3><h3 translation-origin="off" id="boolean-and-enumerated-options">Boolean and enumerated options<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#boolean-and-enumerated-options"><i class="material-icons">link</i></a></h3><p translation-result="on">逻辑型选项有两种形式：<code>--thisOption</code> 可以设置标志，而 <code>--noThisOption</code> 可以清除标志。 如果没有提供选项，该标志就会留在文档中所列出的默认状态。</p><p translation-origin="off">Boolean options have two forms: <code>--thisOption</code> sets the flag, <code>--noThisOption</code> clears it. If neither option is supplied, the flag remains in its default state, as listed in the reference documentation.</p><p translation-result="on">每个枚举选项的描述都给出了允许的值，其默认值是<strong>加粗显示的</strong>。</p><p translation-origin="off">Allowed values are given with each enumerated option description, with the default value in <strong>bold</strong>.</p><h3 id="relative-paths" translation-result="on">相对路径<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#relative-paths"><i class="material-icons">link</i></a></h3><h3 translation-origin="off" id="relative-paths">Relative paths<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#relative-paths"><i class="material-icons">link</i></a></h3><p translation-result="on">用来指定文件的选项可以用绝对路径，也可以用相对于当前目录的相对路径，当前目录通常是工作区或项目的根目录。</p><p translation-origin="off">Options that specify files can be given as absolute paths, or as paths relative to the current working directory, which is generally either the workspace or project root.</p><h3 id="schematics" translation-result="on">原理图（schematics）<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#schematics"><i class="material-icons">link</i></a></h3><h3 translation-origin="off" id="schematics">Schematics<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#schematics"><i class="material-icons">link</i></a></h3><p translation-result="on"><a href="cli/generate">ng generate</a> 和 <a href="cli/add">ng add</a> 命令会把要生成或要添加到当前项目中的工件或库作为参数。 除了通用选项之外，每个工件或库还可以用<em>原理图</em>定义自己的选项。 原理图的选项和内置命令的选项使用同样的格式。</p><p translation-origin="off">The <a href="cli/generate">ng generate</a> and <a href="cli/add">ng add</a> commands take as an argument the artifact or library to be generated or added to the current project. In addition to any general options, each artifact or library defines its own options in a <em>schematic</em>. Schematic options are supplied to the command in the same format as immediate command options.</p></div><h2 id="command-overview">命令概览<a title="Link to this heading" class="header-link" aria-hidden="true" href="cli#command-overview"><i class="material-icons">link</i></a></h2><table class="is-full-width list-table property-table"><thead><tr><th>命令</th><th>别名</th><th>说明</th></tr></thead><tbody><tr><td><a class="code-anchor" href="cli/add"><code class="no-auto-link">add</code></a></td><td></td><td><p>Adds support for an external library to your project.</p></td></tr><tr><td><a class="code-anchor" href="cli/analytics"><code class="no-auto-link">analytics</code></a></td><td></td><td><p>Configures the gathering of Angular CLI usage metrics. See <a href="https://angular.io/cli/usage-analytics-gathering">https://angular.io/cli/usage-analytics-gathering</a>.</p></td></tr><tr><td><a class="code-anchor" href="cli/build"><code class="no-auto-link">build</code></a></td><td><code class="no-auto-link">b</code></td><td><p>Compiles an Angular app into an output directory named dist/ at the given output path. Must be executed from within a workspace directory.</p></td></tr><tr><td><a class="code-anchor" href="cli/config"><code class="no-auto-link">config</code></a></td><td></td><td><p>Retrieves or sets Angular configuration values in the angular.json file for the workspace.</p></td></tr><tr><td><a class="code-anchor" href="cli/deploy"><code class="no-auto-link">deploy</code></a></td><td></td><td><p>Invokes the deploy builder for a specified project or for the default project in the workspace.</p></td></tr><tr><td><a class="code-anchor" href="cli/doc"><code class="no-auto-link">doc</code></a></td><td><code class="no-auto-link">d</code></td><td><p>Opens the official Angular documentation (angular.io) in a browser, and searches for a given keyword.</p></td></tr><tr><td><a class="code-anchor" href="cli/e2e"><code class="no-auto-link">e2e</code></a></td><td><code class="no-auto-link">e</code></td><td><p>Builds and serves an Angular app, then runs end-to-end tests using Protractor.</p></td></tr><tr><td><a class="code-anchor" href="cli/generate"><code class="no-auto-link">generate</code></a></td><td><code class="no-auto-link">g</code></td><td><p>Generates and/or modifies files based on a schematic.</p></td></tr><tr><td><a class="code-anchor" href="cli/help"><code class="no-auto-link">help</code></a></td><td></td><td><p>Lists available commands and their short descriptions.</p></td></tr><tr><td><a class="code-anchor" href="cli/lint"><code class="no-auto-link">lint</code></a></td><td><code class="no-auto-link">l</code></td><td><p>Runs linting tools on Angular app code in a given project folder.</p></td></tr><tr><td><a class="code-anchor" href="cli/new"><code class="no-auto-link">new</code></a></td><td><code class="no-auto-link">n</code></td><td><p>Creates a new workspace and an initial Angular app.</p></td></tr><tr><td><a class="code-anchor" href="cli/run"><code class="no-auto-link">run</code></a></td><td></td><td><p>Runs an Architect target with an optional custom builder configuration defined in your project.</p></td></tr><tr><td><a class="code-anchor" href="cli/serve"><code class="no-auto-link">serve</code></a></td><td><code class="no-auto-link">s</code></td><td><p>Builds and serves your app, rebuilding on file changes.</p></td></tr><tr><td><a class="code-anchor" href="cli/test"><code class="no-auto-link">test</code></a></td><td><code class="no-auto-link">t</code></td><td><p>Runs unit tests in a project.</p></td></tr><tr><td><a class="code-anchor" href="cli/update"><code class="no-auto-link">update</code></a></td><td></td><td><p>Updates your application and its dependencies. See <a href="https://update.angular.io/">https://update.angular.io/</a></p></td></tr><tr><td><a class="code-anchor" href="cli/version"><code class="no-auto-link">version</code></a></td><td><code class="no-auto-link">v</code></td><td><p>Outputs Angular CLI version.</p></td></tr><tr><td><a class="code-anchor" href="cli/xi18n"><code class="no-auto-link">xi18n</code></a></td><td><code class="no-auto-link">i18n-extract</code></td><td><p>Extracts i18n messages from source code.</p></td></tr></tbody></table></div></aio-doc-viewer></main></mat-sidenav-content></mat-sidenav-container><div class="toc-container no-print ng-star-inserted"><aio-lazy-ce selector="aio-toc"><aio-toc ng-version="10.0.0-rc.2"><div class="toc-inner no-print collapsed ng-star-inserted"><ul class="toc-list"><li class="h1 ng-star-inserted active" title="CLI 概览与命令参考手册"><a href="cli#cli-overview-and-command-reference">CLI 概览与命令参考手册</a></li><li class="h2 ng-star-inserted" title="安装 Angular CLI"><a href="cli#installing-angular-cli">安装 Angular CLI</a></li><li class="h2 ng-star-inserted" title="基本工作流"><a href="cli#basic-workflow">基本工作流</a></li><li class="h2 ng-star-inserted" title="工作区与项目文件"><a href="cli#workspaces-and-project-files">工作区与项目文件</a></li><li class="h3 ng-star-inserted" title="工作区与项目的配置"><a href="cli#workspace-and-project-configuration">工作区与项目的配置</a></li><li class="h2 ng-star-inserted" title="CLI 命令语法"><a href="cli#cli-command-language-syntax">CLI 命令语法</a></li><li class="h3 ng-star-inserted" title="逻辑型与枚举型选项"><a href="cli#boolean-and-enumerated-options">逻辑型与枚举型选项</a></li><li class="h3 ng-star-inserted" title="相对路径"><a href="cli#relative-paths">相对路径</a></li><li class="h3 ng-star-inserted" title="原理图（schematics）"><a href="cli#schematics">原理图（schematics）</a></li><li class="h2 ng-star-inserted" title="命令概览"><a href="cli#command-overview">命令概览</a></li></ul></div></aio-toc></aio-lazy-ce></div><footer class="no-print"><aio-footer><div class="grid-fluid"><div 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