n="true" tabindex="-1" class="anchor enhancedAnchor_2LWZ" id="parameter"></a>parameter<a class="hash-link" href="#parameter" title="Ë¶ãÂá∫„Åó„Å∏„ÅÆÁõ¥Êé•„É™„É≥„ÇØ">#</a></h3><p>‚Ä¢ <code>Optional</code> <strong>parameter</strong>: <code>string</code></p><h4><a aria-hidden="true" tabindex="-1" class="anchor enhancedAnchor_2LWZ" id="defined-in-1"></a>Defined in<a class="hash-link" href="#defined-in-1" title="Ë¶ãÂá∫„Åó„Å∏„ÅÆÁõ¥Êé•„É™�