Array.prototype.slice.call() vs [].slice.call() nested (v15)

Revision 15 of this benchmark created by LZAntal on

Description

caching the prototype lookup should be fastest... Would it be even faster if we cache the call too...

Preparation HTML

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<script>
  var items = [1, 2, 3, 4, 5],
      slice = Array.prototype.slice,
      _slice = [].slice,
 _slcall = [].slice.call,
  wslice = window.Array.prototype.slice;
</script>

Test runner

Ready to run.

Testing in
TestOps/sec
Array.prototype.slice
Array.prototype.slice.call( items )
ready
[].slice
[].slice.call( items )
ready
cached prototype
slice.call(items);
ready
cached [].slice
_slice.call(items);
 
ready
Array().slice
Array().slice.call(items);
ready
window.Array
window.Array.prototype.slice.call(items);
ready
wslice cached
wslice.call( items );
ready
slice(0)
items.slice(0)
ready
_slcall
_slcall(items);
ready

Revisions

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