array iteration

JavaScript performance comparison

Revision 99 of this test case created

Preparation code

<script>
  var i, values = [],
      sum = 0;
  for (i = 0; i < 100; i++) {
    values.push(i);
  }

  function add(val) {
    sum += val;
  }
</script>

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in unknown unknown
Test Ops/sec
forEach
values.forEach(add);
pending…
for i
var i = 0, len = values.length;

for (var i = 0; i < len; ++i) {
  add(values[i]);
}
pending…

Compare results of other browsers

Revisions

You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:

0 comments

Add a comment