for vs forEach

JavaScript performance comparison

Revision 563 of this test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var i = 0,
      length = 0,
      sum = 0,
      values = [];
  
  
  for (i = 0; i < 10000; i++) {
      values[i] = Math.random();
  }
  
  function add(val) {
      sum += val;
  }
  

};

Benchmark.prototype.teardown = function() {
  i = 0;
  length = 0;
  sum = 0;
  values = [];

};
</script>

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
forEach function
values.forEach(function(e){
 sum += e;
});
pending…
forEachTotal
values.forEach(function(_,i){
 sum += values[i];
});
pending…

Revisions

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