if-v-for

JavaScript performance comparison

Test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var a = [ 1, 2, 3, 4, 5 ],
      b = [ 1 ];
  
  function run_if ( a ) {
      var l = a.length;
  
      if ( l === 1 ) {
         return;
      }
  
  
      for ( var i = 0; i < l; i++ ) {
      }
  }
  
  function run_for ( a ) {
      var l = a.length;
  
      for ( var i = 0; i < l; i++ ) {
      }
  }

};
</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
if
run_if( a );
run_if( b );
pending…
for
run_for( a );
run_for( b );
pending…

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

Compare results of other browsers

0 Comments