anchor.diff:    There's no [need to wait](#wait-a-tick). 
     
     该组件的`doSomething`方法立即更新了组件被绑定的`comment`属性。
  -  它[不用等](#wait-a-tick)下一拍。
  +  它[不用等](#wait-a-tick)下一回合。
     
     Recall that Angular calls both *AfterContent* hooks before calling either of the *AfterView* hooks.
     Angular completes composition of the projected content *before* finishing the composition of this component's view.
  
positive.code:   
    ## 目录
      * [Overview](#hooks-overview)
      <br><br>
      * [Each hook's purpose and timing](#hooks-purpose-timing)
  +ifDocsFor('ts|js')
    :marked
      * [Interfaces are optional (technically)](#interface-optional)
    :marked
      * [Other Angular lifecycle hooks](#other-lifecycle-hooks)
      <br><br>
      * [The lifecycle sample](#the-sample)
        * [All](#peek-a-boo)
        * [Spying OnInit and OnDestroy](#spy)
        * [OnChanges](#onchanges)
        * [DoCheck](#docheck)
        * [AfterViewInit and AfterViewChecked](#afterview)
        * [AfterContentInit and AfterContentChecked](#aftercontent)
  :marked
    Try the <live-example></live-example>.
  
  p 试一试#[+liveExampleLink2('在线例子')]。
  
  a#hooks-overview
  .l-main-section
  
negative.code:   tr(style=top)
      td ngAfterContentInit
      td
        :marked
          Respond after Angular projects external content into the component's view.
          
          当把内容投影进组件之后调用。
  