an>&gt;</span></span>         
        </dt>
        <dd class="inherited">
          The single element of this stream. <a href="dart-async/Stream/single.html">[...]</a>
                  <div class="features">read-only, inherited</div>
</dd>
      </dl>
    </section>

    <section class="summary offset-anchor" id="instance-methods">
      <h2>Methods</h2>
      <dl class="callables">
        <dt id="close" class="callable">
          <span class="name"><a href="dart-io/SecureServerSocket/close.html">clos