Concat vs $.merge()

JavaScript performance comparison

Revision 7 of this test case created

Preparation code

<script src="http://code.jquery.com/jquery-2.0.3.min.js"></script>
 
<script>
Benchmark.prototype.setup = function() {
    var a = [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 ];
    var b = [ 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40 ];
};
</script>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
merge
$.merge(a, b);
 
pending…
concat
a.concat(b);
pending…

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