 v10.0.0</span>
</div>
<ul>
<li><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Boolean_type" class="type">&lt;boolean&gt;</a> <code>true</code> only if the <code>Tracing</code> object has been enabled.</li>
</ul>
<h3><code>trace_events.createTracing(options)</code><span><a class="mark" href="#tracing_trace_events_createtracing_options" id="tracing_trace_events_createtracing_options">#</a></span></h3>
<div class="api_metadata">
<span>Added in: v10.0.0</span>
</div>
<ul>
<li>