Fast Array Foreach

JavaScript performance comparison

Revision 244 of this test case created by BinRui Guan

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
    // Populate the base array
    var arr = [];
    for (var i = 0; i < 1000; i++) {
      arr[i] = i;
    }
  
    var arrResult = [];

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Array.ForEach
arr.forEach(function(item, index) {
  arrResult[index] = item + 1;
})
pending…
For
for (var i = 0, len = arr.length; i < len; i++) {
  arrResult[i] = arr[i] + 1
}
pending…

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