anchor.diff:    header 下载源码
     :marked
       Instead of following each step of these instructions, we can
  -    [download the QuickStart source](https://github.com/angular/quickstart/blob/master/README.md)
  -    from github and follow its brief instructions.
  -
  -    如果不想跟着这里的操作指南来一步步地做，可以从github[下载“快速起步”的源码](https://github.com/angular/quickstart/blob/master/README.md)，这样只要注意那些操作要点就行了。
  +    [download the QuickStart source](!{_quickstartSrcURL})
  +    from GitHub and follow its brief instructions.
  +
  +    如果不想跟着这里的操作指南来一步步地做，可以从GitHub[下载“快速起步”的源码](!{_quickstartSrcURL})，这样只要注意那些操作要点就行了。
   
   .l-main-section
   button(class="verbose off md-primary md-button md-ink-ripple", type="button", onclick="verbose(false)").
  
positive.code:   code-example(format="nocode").
      点击右侧的图标，来把代码片段拷贝到剪贴板 ==>
  
  .l-main-section
  h2#create-and-configure Step 1: Create and configure the project
  h2#create-and-configure 步骤1：创建并配置项目
  
  - var _package_and_config_files = _docsFor == 'dart' ? 'pubspec.yaml' : 'package definition and configuration files'
  - var _package_and_config_filesCn = _docsFor == 'dart' ? 'pubspec.yaml' : '包定义与配置文件'
  
  .l-main-section#create-and-configure
  :marked
    ## Step 1: Create and configure the project
  
    In this step we:
  
    在这一步，我们将：
  
negative.code:     >模板中只有一行HTML：“*My First Angular App*”。
  
      >A more advanced template could contain data bindings to component properties
      and might identify other application components which have their own templates.
      These templates might identify yet other components.
      In this way an Angular application becomes a tree of components.
  
  