      Returns the result of the first future in <code>futures</code> to complete. <a href="dart-async/Future/any.html">[...]</a>
                  
</dd>
        <dt id="doWhile" class="callable">
          <span class="name"><a href="dart-async/Future/doWhile.html">doWhile</a></span><span class="signature">(<wbr><span class="parameter" id="doWhile-param-action"><span class="type-annotation"><a href="dart-async/FutureOr-class.html">FutureOr</a><span class="signature">&lt;<wbr><span class="type-parameter"><a