forEach vs loop (v109)

Revision 109 of this benchmark created on

Description

Better test body

Setup

var arr = [];
    for (var i = 0; i < 1000000; i++) arr[i] = i;
    var sum = 0;
    var fn = function(v) {
      sum = v;
    }

Test runner

Ready to run.

Testing in
TestOps/sec
forEach
arr.forEach(fn);
ready
loopBackwards
for (var i = (arr.length - 1); i >= 0; i--) {
  sum = arr[i];
}
ready
loopForwards
for (var i = 0; i < arr.length; i++) {
  sum = arr[i];
}
ready
loopForwardsL
for (var i = 0, myL = arr.length; i < myL; i++) {
  sum = arr[i];
}
ready
forEach(function())
arr.forEach(function(v) {
  sum = v;
});
ready
for-in
for (arrIndex in arr) {
  sum = arr[arrIndex];
}
ready

Revisions

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