Array concat

JavaScript performance comparison

Test case created

Preparation code

<script src="http://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.4.4/underscore-min.js"></script>
<script>
Benchmark.prototype.setup = function() {
    var l = [1, 2, 3, 4, 5, 6, 7, 8, 9];
    var o = [];
};
</script>

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Testing in unknown unknown
Test Ops/sec
Push
_.each(l, function( e ) { o.push(e) });
pending…
Concat
var n = o.concat(l);
pending…

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