array cloning (v12)

Revision 12 of this benchmark created by knopsh on

Description

speed comparissons slice and for

Preparation HTML

<script>
  var a = ['z','a','q','w','s','x','c','d','v','e','f','t','r','g','t','m','y','h','t','y','j','i','o','l','f','s','d','j','n','m','c','u','i','e','w','h','r',',','w','e','n','r','w','n','e','b','f','2','3','4','2','3','4','n','j','m','f','d','s','j','d','y','f','g','2','3','h','f','s','j','d','b','m','f','h','s','d','h','f','o','2','3','i','z','a','q','w','s','x','c','d','v','e','f','t','r','g','t','m','y','h','t','y','j','i','o','l','f','s','d','j','n','m','c','u','i','e','w','h','r',',','w','e','n','r','w','n','e','b','f','2','3','4','2','3','4','n','j','m','f','d','s','j','d','y','f','g','2','3','h','f','s','j','d','b','m','f','h','s','d','h','f','o','2','3','i','z','a','q','w','s','x','c','d','v','e','f','t','r','g','t','m','y','h','t','y','j','i','o','l','f','s','d','j','n','m','c','u','i','e','w','h','r',',','w','e','n','r','w','n','e','b','f','2','3','4','2','3','4','n','j','m','f','d','s','j','d','y','f','g','2','3','h','f','s','j','d','b','m','f','h','s','d','h','f','o','2','3','i'];
</script>

Test runner

Ready to run.

Testing in
TestOps/sec
slice
var b = a.slice();
for (var i = 0; i < b.length; i++) {
    var item = b[i];
}
 
ready
for
var b = [];
for (var i = 0; i < a.length; i++) {
    b.push(a[i]);
}
for (var i = 0; i < b.length; i++) {
    var item = b[i];
}
 
ready

Revisions

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