Browser Diet - jQuery.each vs. for loop (v55)

Revision 55 of this benchmark created on

Preparation HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<script>
  var a = $('*').get(),
      e;
</script>

Test runner

Ready to run.

Testing in
TestOps/sec
jQuery.each
$.each(a, function() {
  e = this;
})
ready
for loop
for (var i = 0, len = a.length; i < len; i++) {
  e = a[i];
}
ready
for without caching
for (var i = 0; i < a.length; i++) {
  e = a[i];
}
ready
alternative for loop
for (var i in a) {
  e = a[i];
}
ready
reverse for
for (var i = a.length; i--;) {
  e = a[i];
}
ready
while reverse
var i = a.length;
while (i) {
  e = a[--i]
}
ready
for in
function arrayForEach(array, action) {
  for (var i = 0, j = array.length; i < j; i++)
    action(array[i], i);
}

arrayForEach(a, function(item) {
  e = item;
});
ready

Revisions

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