map vs native for loop (v19)

Revision 19 of this benchmark created on

Description

test the performance of the jquery map versus a native for loop map

Preparation HTML

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

Setup

testArray = new Array(100);
    for(var i = 0; i < 100; i++) {
      testArray[i] = i;
    }
    
    map = function(array, mapFunction) {
      var newArray = new Array(array.length);
      for(var i = 0; i < array.length; i++) {
        newArray[i] = mapFunction(array[i]);
      }
    
      return newArray;
    }
    
    double =function(x) {
      return x*2;
    }

Test runner

Ready to run.

Testing in
TestOps/sec
native map
var result = testArray.map(function(item) { return double(item); });
ready
for loop map
var result = map(testArray, double);
ready

Revisions

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