for vs forEach

JavaScript performance comparison

Revision 324 of this test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var arr, values;
  
  arr = [];
  values = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
  
  function pushToArr(val) {
    arr.push(val);
  }

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
forEach
values.forEach(pushToArr);
pending…
for loop, simple
for (var i = 0; i < values.length; i++) {
  pushToArr(values[i]);
}
pending…
for loop with closure
for (var i = 0; i < values.length; i++) {
  (function(val, i) {
    pushToArr(val);
  }(values[i], i));
}
pending…

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