o.reference.basic_waitable_timer.cancel.overload1.remarks"></a></span><a class="link" href="overload1.html#boost_asio.reference.basic_waitable_timer.cancel.overload1.remarks">Remarks</a>
          </h6>
<p>
            If the timer has already expired when <code class="computeroutput"><span class="identifier">cancel</span><span class="special">()</span></code> is called, then the handlers for asynchronous
            wait operations will:
          </p>
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