Semicolonvsnosemicolon

JavaScript performance comparison

Revision 2 of this test case created

Test runner

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

Java applet disabled.

Testing in unknown unknown
Test Ops/sec
No Semicolon
var a = 1
var b = 2
var c = 3

function calc (arr){
   var r = 0
   for (var i = 0, len = arr.length; i < len; i++){
      r += arr[i]
   }
   return r
}

calc([a,b,c])
pending…
Semicolon
var a = 1,
 b = 2,
 c = 3,
 i,
 len;

function calc (arr){
   var r = 0;
   for (i = 0, len = arr.length; i < len; i++){
      r += arr[i];
   }
   return r;
};

calc([a,b,c]);
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

Add a comment