div class="ddoc_param_desc">
    <p class="para">
      The <code class="code">file</code> <code class="code">line</code> that the assert failed in. Should be left as default.
    </p>
  </div>
</td>
</tr>

    </tbody>
  </table>
</div>
<div class="ddoc_throws">
  <h4>Throws</h4>
  <p class="para">
    If value is <code class="code">null</code>, will throw an AssertError.


  </p>
</div><div class="ddoc_examples">
  <h4>Examples</h4>
  <p class="para">
    
<section class="code_listin