n class="special">,</span> <span class="keyword">false</span><span class="special">)</span></code>. Throws <a class="link" href="../bad_expression.html" title="bad_expression"><code class="computeroutput"><span class="identifier">bad_expression</span></code></a> on failure.
                  </p>
                </td>
</tr>
<tr>
<td>
                  <p>
                    <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">&amp;</span>
                    <span class="