h <a href="api/ng/directive/ngModelOptions"><code>ngModelOptions.allowInvalid</code></a>.
If a non-number is entered in the input, the browser will report the value as an empty string,
which means the view / model values in <code>ngModel</code> and subsequently the scope value
will also be an empty string.</p>

</div>




<div>
  

  
  <h2>Directive Info</h2>
  <ul>
    
    <li>This directive executes at priority level 0.</li>
    
  </ul>

  
  <h2>Usage</h2>
  <pre><code>&lt;input type=&quot;number&quot