call vs apply w/ switch

JavaScript performance comparison

Revision 9 of this test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var args = arguments;
  var fn = function () {};
  
  var switchVersion = function(fn, args) {
    for (var i = 0; i < 100; i++) {
    switch (args.length) {
      case 0: fn.call(this); break;
      case 1: fn.call(this, args[0]); break;
      case 2: fn.call(this, args[0], args[1]); break;
      case 3: fn.call(this, args[1], args[2], args[3]); break;
    }
    }
  };
  
  var applyVersion = function(fn, args) {
    for (var i = 0; i < 100; i++) {
    fn.apply(this, args);
    }
  };

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
switch/call
switchVersion(fn, args);
pending…
apply
applyVersion(fn, args);
pending…

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