Fast Array Foreach (v101)

Revision 101 of this benchmark created by Eser Ozvataf on

Setup

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

Test runner

Ready to run.

Testing in
TestOps/sec
Array.ForEach
arr.forEach(function (item){
  someFn(item);
})
ready
For
for (var i = 0, len = arr.length; i < len; i++) {
  someFn(arr[i]);
}
ready
For in
for (var key in arr) {
 if (arr.hasOwnProperty(key)) {
  someFn(arr[key]);
 }
}
ready
For of
for (var value of arr) {
 someFn(value);
}
ready
Reverse for
for (var i = arr.length; i--; ) {
  someFn(arr[i]);
}
ready

Revisions

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