for vs each

JavaScript performance comparison

Test case created

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<script>
Benchmark.prototype.setup = function() {
    var array = new Array();
    for (var i = 0; i < 10000; i++) {
      array[i] = 0;
    }
};
</script>

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Testing in unknown unknown
Test Ops/sec
native
var l = array.length;
for (var i = 0; i < l; i++) {
  array[i] = i;
}
pending…
jquery
$.each(array, function(i) {
  array[i] = i;
});
pending…

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