Pre or Post Increment for loop

JavaScript performance comparison

Revision 138 of this test case created

Info

http://stackoverflow.com/questions/5349425/whats-the-best-to-loop-an-array-in-javascript

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Testing in unknown unknown
Test Ops/sec
normal
 
var i = 0,
                                        max,
                                        myarray = [1,2,3,4,5,6,7,8,9,10];

                        for (i = 0, max = myarray.length; i < max; i += 1) {
                                // do something with myarray[i]
                        }
 pending…
opt for
 
var i, myarray = [1,2,3,4,5,6,7,8,9,10];
                        for (i = myarray.length; i--;) {
                                // do something with myarray[i]
                        }
 
 pending…
opt while
 
var myarray = [1,2,3,4,5,6,7,8,9,10],
                                        i = myarray.length;
                        while (i--) {
                                // do something with myarray[i]
                        }
 pending…

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