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<h4>isEmpty</h4>
<pre>boolean&nbsp;isEmpty()</pre>
<div class="block">Check if the event is empty (i.e. does not contain any data).</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd><code>true</code> if current instance does not contain any data, <code>false</code> otherwise.</dd>
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