Array Performance

JavaScript performance comparison

Revision 264 of this test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var a1 = [], o = {};
  for( i=0; i < 50; i++){
      a1.push( { id: i, name: 'name' });
      o[i] = { id: i, name: 'name' };
  }

};
</script>

Test runner

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

Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Manual Array Lookup
var id = Math.floor(Math.random() * 49.99);
for (var i = 0; i < a1.length; i++) {
  if (a1[i].id == id){
       result = a1[i];
       break;
  }
}
pending…
Object by Key
var id = Math.floor(Math.random() * 49.99);
var result = o[id];
pending…
Baseline
var id = Math.floor(Math.random() * 49.99);
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.

0 Comments