     <div><em>(optional)</em></div>
      </td>
      <td>
        <a href="" class="label type-hint type-hint-string">string</a>
      </td>
      <td>
        <p>Similar to <code>ngPattern</code> except that the attribute value is the actual string
   that contains the regular expression body that will be converted to a regular expression
   as in the ngPattern directive.</p>

        
      </td>
    </tr>
    
    <tr>
      <td>
        ngPattern
        
        <div><em>(optional)</em></div>
      </