4Array.html">BigInt64Array</a></span>


    </dd>
</dl>

    





        
            

    

    
    <h4 class="name" id="reduce"><span class="type-signature"></span>reduce<span class="signature">(callback, initialValue<span class="signature-attributes">opt</span>)</span><span class="type-signature"> &rarr; {*}</span></h4>
    

    



<div class="description">
    Reduces a typed array to a single accumulated value using the callback on each element. It is an error
to call reduce on an empty typed arr