f="dart-async/Stream/asyncMap.html">asyncMap</a></span><span class="signature">&lt;<wbr><span class="type-parameter">E</span>&gt;</span><span class="signature">(<wbr><span class="parameter" id="asyncMap-param-convert"><span class="type-annotation"><a href="dart-async/FutureOr-class.html">FutureOr</a><span class="signature">&lt;<wbr><span class="type-parameter">E</span>&gt;</span></span> <span class="parameter-name">convert</span>(<span class="parameter" id="convert-param-event"><span class="type-annotation"