title: How to make comment multi line in TypeScript (Angular 2)
body: <p>i have a problem to make comment multi line in typescript angular 2. I just want to comment this code :</p>
  
  <pre><code>    protected _checkingList(data, lists:Array&lt;any&gt;){
      let value = false;
      //if (data['__children'].length &gt; 0){
      //    value = this.percobaanCentangMajuMundukCantik(data, data['__children'],data['__children'].length);
      //}
      if (data.value == true){
          value = true;
      }
  
      return value;
  }
  </code></pre>
  
  <p>symbol "//" is the single comment in typescript, i want to make multiline comment, does anyone know how to make it ?</p>