Run results for: Anonymous Function in Loop

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko

Browser: IE 11

Operating system: Windows

Device Platform: Other

Date tested: 6 years ago

Test name	Executions per second
A	3680826.0 Ops/sec
B	2628767.0 Ops/sec

Script Preparation code:

var x = 0;

function doSomething(x) {
  x = 0;
  return x++;
}

Tests:

A
for(var i=0; i < 10; i++) { (function(someValue) { x = 0; return x++; })(i); }
B
for(var i=0; i < 10; i++) { doSomething(i); }