JS: For loop vs Array.indexOf (v110)

Revision 110 of this benchmark created on

Description

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

Preparation HTML

<script>
  var ar = [];
  for(var i=0;i<100000;i++) {
ar.push(i);
}
</script>

Test runner

Ready to run.

Testing in
TestOps/sec
For loop
for (var i = 0; i < ar.length; i++) {
 if (ar[i] === 8875) {
  break;
 }
}
ready
other for-loop
for (var i = 0, n = ar.length; i < n; i++) {
 if (ar[i] === 8875) {
  break;
 }
}
ready
indexOf
var a = ar.indexOf(8875);
ready

Revisions

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