  <div><h1><span class="kind-function">sleep</span> function </h1></div>

    <section class="multi-line-signature">
        <span class="returntype">void</span>
                <span class="name ">sleep</span>
(<wbr><span class="parameter" id="sleep-param-duration"><span class="type-annotation"><a href="dart-core/Duration-class.html">Duration</a></span> <span class="parameter-name">duration</span></span>)
    </section>
    <section class="desc markdown">
      <p>Sleep for the duration specified in <code>