/a>
</h5></div></div></div>
<p>
            Cancel any asynchronous operations that are waiting on the timer.
          </p>
<pre class="programlisting"><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">cancel</span><span class="special">();</span>
</pre>
<p>
            This function forces the completion of any pending asynchronous wait
            operations against the timer. The handler for each cancelled operation
        