caching length2

JavaScript performance comparison

Revision 61 of this test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var arr = [10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10];
   
    var adBlockEnabled = 6;
};
</script>

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in unknown unknown
Test Ops/sec
cached
/*for (var i = 0, len = arr.length; i < len; i++) {

}*/
pending…
not cached
/*var len = arr.length;
for (var i = 0; i < len; i++) {

}*/
pending…
for
if(adBlockEnabled == 0){

}else if(adBlockEnabled == 1){
                                       
}else if(adBlockEnabled == 2){
                                       
}else{
                                       
}
pending…
switch
switch(adBlockEnabled) {
                                        case 0:
                                                break;
                                        case 1:
                                                break;
                                        case 2:
                                                break;
                                        default:
                                }
pending…
do-while loop
var len = arr.length;
do {
  arr[len] *= 2;
} while (len--);
pending…
Prefix Increment
for (var i = 0; i < arr.length; ++i) {
  arr[i] *= 2;
}
pending…
Prefix + Cached
for (var i = 0, len = arr.length; i < len; ++i) {
  arr[i] *= 2;
}
pending…
Array map
arr.map(function(el) {
  return el * 2;
});
pending…

Compare results of other browsers

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:

0 comments

Comment form temporarily disabled.

Add a comment