steners"></a><h3><p><code><a href="#hasListeners"><span class="identifier">hasListeners</span></a> (<span style="white-space:nowrap">event:<a class="type" title="The basic String class." href="../String.html">String</a></span>):<a class="type" title="The standard Boolean type, which can either be true or false." href="../Bool.html">Bool</a></code></p></h3><div class="doc"><p>Check if this emitter has <code>event</code> handlers.</p><p class="javadoc">Parameters:</p><table class="table table-bordered params"