               </dt>
        <dd class="inherited">
          Adds all elements of the given <code>stream</code> to <code>this</code>. <a href="dart-io/IOSink/addStream.html">[...]</a>
                  <div class="features">inherited</div>
</dd>
        <dt id="flush" class="callable inherited">
          <span class="name"><a href="dart-io/IOSink/flush.html">flush</a></span><span class="signature">(<wbr>)
            <span class="returntype parameter">&#8594; <a href="dart-async/Future-class.html">Future<