Fastest array loops in Javascript

JavaScript performance comparison

Revision 577 of this test case created by

Preparation code

<script>
  // Populate the base array
  var arr = [];
  for (var i = 0; i < 1000; i++) {
    arr[i] = i;
  }

  function someFn(ix) {
    return ix * 5 + 1 / 3 * 8;
  }
</script> 
      
<script>
Benchmark.prototype.setup = function() {
   

};

Benchmark.prototype.teardown = function() {
   

};
</script>

Preparation code output

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
For loop,predefined,!=
var l = arr.length;
for (var i = 0; i!=l ; i++) {
  someFn(arr[i]);
}
pending…

Revisions

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