ts:47</a></p><hr><h3><a aria-hidden="true" tabindex="-1" class="anchor enhancedAnchor_2LWZ" id="listenercount-1"></a>listenerCount<a class="hash-link" href="#listenercount-1" title="Ë¶ãÂá∫„Åó„Å∏„ÅÆÁõ¥Êé•„É™„É≥„ÇØ">#</a></h3><p>‚ñ∏ <code>Static</code> <strong>listenerCount</strong>(<code>emitter</code>, <code>event</code>): <code>number</code></p><p><strong><code>deprecated</code></strong> since v4.0.0</p><h4><a aria-hidden="true" tabindex="-1" class="anchor enha