push method vs setting via key

JavaScript performance comparison

Test case created by bluesm

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var a = [];
   
};
</script>

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in unknown unknown
Test Ops/sec
push method
for(var i = 0; i < 1000; i++) {
    a.push(Math.random());
}
pending…
index method
for(var i = 0; i < 1000; i++) {
    a[i] = Math.random();
}
pending…

Compare results of other browsers

Revisions

You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:

0 comments

Add a comment