Run results for: Test de By Id

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:81.0) Gecko/20100101 Firefox/81.0

Browser: Firefox 81

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Vanilla JS	32978530.0 Ops/sec
Jquery	3794633.0 Ops/sec

HTML Preparation code:

<script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.1.0.min.js"></script>
<div id="testElement"></div>

Script Preparation code:

var el;
var map = new Map();
//a cache :P
function id(theId){
  if(!map[theId]){
	el = document.getElementById(theId);
    map[theId] = el;
	} else {
 		el = map[theId]; 
	}
  return el;
}

Tests:

Vanilla JS
var el = id("testElement"); var className = el.className;
Jquery
var el = $("#testElement")[0]; var className = el.className;

Run results for: Test de By Id

test

Vanilla JS

Jquery