title: How to retrieve multi-value Taxonomy Field from term store SharePoint online
body: <p>I am trying to retrieve terms from term store using JavaScript, it work just a fine with this code: 
  Get the label of single taxonomy field:</p>
  
  <pre><code>var fieldValue = item.get_item("FieldName");
  var fieldLabel = fieldValue.Label;
  </code></pre>
  
  <p>I have one issue to retrieve labels of a multi-value Taxonomy Field?
  I've tried this </p>
  
  <pre><code>var fieldValue = item.get_item("FieldName");
  var taxEnumerator = fieldValue.getEnumerator();
  while(taxEnumerator.moveNext()){
      var currentTerm = taxEnumerator.get_current();
      var label = currentTerm.Label;
      // do something with the label here
  }
  </code></pre>
  
  <p>But it doesn't work</p>