jQuery each vs for (v2)

Revision 2 of this benchmark created by monkey on

Preparation HTML

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

Setup

var my_arr = ['z', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'];

Test runner

Ready to run.

Testing in
TestOps/sec
jQuery each
jQuery.each(my_arr, function(i, val) {

});
ready
for
for ( var i = 0, val; (val = my_arr[i]); i++ ) {

}
ready
for2
for (var i = 0; i < my_arr.length; i++) {
    var val = my_arr[i];
}
ready
for3
var my_arr_length = my_arr.length;
for (var i = 0; i < my_arr_length; i++) {
    var val = my_arr[i];
}
ready
for4
for (var i in my_arr) {
    var val = my_arr[i];
}
ready
for5
var i = 0, val;
for ( ; val = my_arr[i++] ; ){

}
ready
for5 (2)
for ( var i = 0, val ; val = my_arr[i++] ; ){

}
ready
for3 (2)
for (var i = 0, my_arr_length = my_arr.length; i < my_arr_length; i++) {
    var val = my_arr[i];
}
ready
for3 (3)
var i = 0, my_arr_length = my_arr.length, val;
for ( ; i < my_arr_length; i++) {
    val = my_arr[i];
}
ready

Revisions

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

  • Revision 1: published by monkey on
  • Revision 2: published by monkey on
  • Revision 3: published by monkey on
  • Revision 4: published by monkey on