method</h1></div>

    <section class="multi-line-signature">
      <span class="returntype"><a href="../../dart-async/Zone-class.html">Zone</a></span>
            <span class="name ">fork</span>
(<wbr><ol class="parameter-list"><li><span class="parameter" id="fork-param-specification">{<span class="type-annotation"><a href="../../dart-async/ZoneSpecification-class.html">ZoneSpecification</a></span> <span class="parameter-name">specification</span>, </span></li>
<li><span class="parameter" id="fork-param-zo