g from <code class="computeroutput">dispatch()</code>.
        </p>
<p>
          This function has the following effects:
        </p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
              Constructs a function object handler of type <code class="computeroutput">Handler</code>,
              initialized with <code class="computeroutput">handler(forward&lt;CompletionToken&gt;(token))</code>.
            </li>
<li class="listitem">
           