JS: For loop vs Array.indexOf (v36)

Revision 36 of this benchmark created by MONTILLET Xavier on

Description

Testing speed of a standard for loop vs. Array.indexOf.

Preparation HTML

<script>
  var ar = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];

  function indexOf(ar, v) {
    for (var i = 0; i < ar.length; i++) {
      if (ar[i] === v) {
        break;
      }
    }
  }
</script>

Test runner

Ready to run.

Testing in
TestOps/sec
For loop
for (var i = 0; i < ar.length; i++) {
  if (ar[i] === 5) {
    break;
  }
}
ready
indexOf
var a = ar.indexOf(5);
ready
loop as function
var a = indexOf(ar, 5);
ready

Revisions

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