<a href="../dart-html/WorkerGlobalScope/fetch.html">fetch</a></span><span class="signature">(<wbr><span class="parameter" id="fetch-param-input"><span class="type-annotation">dynamic</span> <span class="parameter-name">input</span>, </span><wbr><span class="parameter" id="fetch-param-init">[<span class="type-annotation"><a href="../dart-core/Map-class.html">Map</a></span> <span class="parameter-name">init</span>]</span><wbr>)
            <span class="returntype parameter">&#8594; <a href="../dart-async/Futu