Fast Array Foreach

JavaScript performance comparison

Revision 721 of this test case created by Brian

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
    // Populate the base array
    var arr = [];
    for (var i = 0; i < 1000; i++) {
      arr[i] = i;
    }
  
    function someFn(i) {
      return i * 3 * 8;
    }

};
</script>

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
for-of
for(var e of arr){
  someFn(e);
}
pending…
for-loop 2
for (var i = 0, e; e=arr[i]; i++) {
  someFn(e);
}
pending…

Revisions

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