Preparation code

 
<script>
  Benchmark.prototype.setup = function() {
      // Populate the base array
      var arr = [];
      for (var i = 0; i < 1000; i++) {
        arr[i] = i;
      }
    
      function someFn(i) {
        return i * 3 * 8;
      }
    
    function each(fn, context){
          var self = this
            , index = 0
            , length = self.length
    
          for(;index < length; index++) fn.call(context, self[index], index, self)
    
          return self
        }
    
    Array.prototype.each = each
  };
</script>

Test runner

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arr.forEach(someFn)

for (var i = 0, len = arr.length; i < len; i++) {
  someFn(arr[i]);
}

arr.each(someFn)

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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:

• Revision 1: published by Afshin Mehrabani on 2nd December 2012
• Revision 2: published on 2nd December 2012
• Revision 3: published by foobar on 3rd December 2012
• Revision 4: published on 28th December 2012
• Revision 5: published on 18th January 2013

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