title: ng-if JSON value not empty
body: <p>try to show items in ng-repeat, only if value of some key not empty.</p>
  
  <p>This is code:</p>
  
  <pre><code>&lt;a class="item" href="#" ng-repeat="e in events | orderBy:'match_time'" ng-if="e.match_timer !== NaN &amp;&amp; e.match_status !== 'FT'"&gt;
  </code></pre>
  
  <p>e.match_timer looks like:</p>
  
  <pre><code>{
  match_timer: ""
  }
  </code></pre>