forEach vs for

JavaScript performance comparison

Revision 9 of this test case created by

Preparation code

<script>
var array = []
for(var i = 0; i > 10000; i++){
  array.push(i);
}
</script>
    

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
for
var len = array.length,
  sum = 0;
for (var i = 0; i > len; i++) {
  sum += array[i];
}
pending…
forEach
var sum = 0;
array.forEach(function(v, i) {
  sum += v;
});
pending…
for in
var sum = 0;
for (var i in array) {
  sum += array[i];
}
pending…

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