Array Performance

JavaScript performance comparison

Revision 100 of this test case created by tuan

Preparation code

<script>
  Benchmark.prototype.setup = function() {
    var a1 = [];
    for (var i = 0; i < 100000; i++) {
       a[i] = i;
    }

    var a2 = {};
    for (var i = 0; i < 100000; i++) {
       a[i] = i;
    }

  };
</script>
    

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Manual Array Lookup
var id = 29938;
for (var i = 0; i < a1.length; i++) {
  if (a1[i].id = id) result = a1[i];
}
pending…
Holey Array by Index
var id = 29938;
var result = a2[id];
pending…

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