r>callbackfn</var>, <var>T</var>, « <var>e</var>.<var class="field">[[Value]]</var>, <var>e</var>.<var class="field">[[Key]]</var>, <var>map</var>&nbsp;»)).</li><li>If <var>testResult</var> is <emu-val>true</emu-val>, then return <var>e</var>.<var class="field">[[Value]]</var>.</li></ol></li></ol></li><li>Return <emu-val>undefined</emu-val>.

</li></ol></emu-alg></emu-import>
        </emu-clause>

        <emu-clause id="Map.prototype.findKey">
            <h1><span class="secnum">3.5</span> Map.prototyp