title: Angular 4 get parent, child and next element from html
body: <p>I am trying to create a button which when pressed returns the parents parents next element. I'm using </p>
  
  <pre><code>&lt;button (click)="onClick(this)"&gt;show more&lt;/button&gt;
  </code></pre>
  
  <p>in the html file and in the .ts file i got</p>
  
  <pre><code>onClick(obj) {
      alert(obj.parent().parent().next());
  }
  </code></pre>