FOR LOOPS test (v26)

Revision 26 of this benchmark created on

Description

Difference between for/in, classical for loop and classical loop with caching.

Preparation HTML

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

Setup

var myArray = ['a', 'b', 'c', 'd'];

Test runner

Ready to run.

Testing in
TestOps/sec
for loop x

for (var i = 0; i < myArray.length; i++) {
  var x = myArray[i];
  if (x)
    x.aaa = 1;
}
ready
for loop
var x;
for (var i = 0; i < myArray.length; i++) {
  if (myArray[i])
    myArray[i].aaa = 1;
}
ready
for loop (with caching)
var x;
for (var i = 0; i < myArray.length; i++) {
    myArray[i].aaa = 1;
}
ready
jQuery.each (for comparison)
for (var i = 0; i < myArray.length; i++) {
  var x = myArray[i];
  if (x)
    x.aaa = 1;
}
ready

Revisions

You can edit these tests or add more tests to this page by appending /edit to the URL.