++i vs i++

JavaScript performance comparison

Test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  function ipp() {
    var i, a;
    a = [];
    for(i=0; i<1000; i++) {
      a[i] = (Math.random()*1000);
    }
    return a;
  }
  function ppi() {
    var i, a;
    a = [];
    for(i=0; i<1000; ++i) {
      a[i] = (Math.random()*1000);
    }
    return a;
  }

};
</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
i++
ipp();
pending…
++i
ppi();
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