title: spacebars: how to use and / or in if statements
body: <p>I have following code:</p>
  
  <pre><code> &lt;div class="form-group {{#if afFieldIsInvalid name='latitude' OR name='longitude'}}has-error{{/if}}"&gt;......&lt;/div&gt;
  </code></pre>
  
  <p>How can I use AND/OR in if conditions of spacebars templates ?</p>