title: vuejs2: how can i destroy a watcher?
body: <p>How can i destroy this watcher? I need it only one time in my child component, when my async data has loaded from the parent component.</p>
  
  <pre><code>export default {
      ...
      watch: {
          data: function(){
              this.sortBy();
          },
      },
      ...
  }
  </code></pre>
  
  <p>gregor ;)</p>