Angular foreach vs Underscore foreach vs native For Loop vs reverse native for loop (v27)

Revision 27 of this benchmark created by Jamie on

Description

Angular 1.0.7 stable forEach vs Underscore.js each

Preparation HTML

<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.3.0/angular.min.js"></script>

 <script src="http://underscorejs.org/underscore-min.js"></script>

Setup

var sum = 0;
    var arr = [];
    var myFunc = function() {
      sum += 1;
    }
    for (var i = 0; i < 100000; i++) {
      arr.push(i)
    }

Test runner

Ready to run.

Testing in
TestOps/sec
angular foreach
angular.forEach(arr, myFunc);
ready
underscore foreach
_.each(arr, myFunc);
ready
for loop
for (var i = 0; i < arr.length; i++) {
item = arr[i];
  sum += 1;
};
ready
coffee for loop
for (i = _i = 0, _len = arr.length; _i < _len; i = ++_i) {
  item = arr[i];
  sum += 1;
}
ready
Array.prototype.map
var arr = new Array(100000);
var i = 0;
arr.map(function() {
  sum += 1;
  return i += 1;
});
ready

Revisions

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