anchor.diff:  
   .l-main-section#make-changes
   h2 Step !{step++}: Make some live changes
  -h2 步骤!{step++}：做一些即时修改
  +h2 步骤7：做一些即时修改
   :marked
     Try changing the message in <span ngio-ex>app/app.component.ts</span> to "Hello Again Angular!".
   
  
positive.code:     你还可以<a href="!{_quickstartSrcURL}" target="_blank">克隆整个“快速起步”应用</a>。
  
  h1 Build this application!
  h1 构建此应用！
  
  :marked
    - [Prerequisite](#prereq): Install #{_prereq}.
    - [环境准备](#prereq): 安装#{_prereq_cn}。
    - [Step 1](#create-and-configure): Create and configure the project.
    - [步骤1](#create-and-configure)：创建并配置此项目。
    - [Step 2](#ngmodule): Create your application.
    - [步骤2](#ngmodule)：创建应用。
    <li if-docs="ts">[Step 3](#root-component): Create a component and add it to your application.</li>
    <li if-docs="ts">[步骤3](#root-component)：创建组件并添加到应用程序中。</li>
    - [Step !{step++}](#main): Start up your application.
    - [步骤!{step++](#main)：启动应用程序。
    - [Step !{step++}](#index): Define the web page that hosts the application.
    - [步骤!{step++](#index)：定义作为该应用的宿主的页面。
    - [Step !{step++}](#build-and-run): Build and run the application.
    - [步骤!{step++](#build-and-run)：构建并运行此应用。
    - [Step !{step++}](#make-changes): Make some live changes.
    - [步骤!{step++](#make-changes)：做一些修改，并立即查看效果。
    - [Wrap up and Next Steps](#wrap-up)
    - [收工，下一步](#wrap-up)
  
  - var step = _stepInit // reinitialize step counter for headers to come
  
negative.code: 
  .l-main-section#build-and-run
  h2 Step !{step++}: Build and run the application
  h2 步骤6： 编译并运行应用程序
  block run-app
    :marked
      Open a terminal window and enter this command:
  