Test name | Executions per second |
---|---|
getElementById() | 354393.8 Ops/sec |
getElementsByClassName() | 243541.4 Ops/sec |
getElementsByTagName() | 264683.1 Ops/sec |
querySelector(#id) | 296614.3 Ops/sec |
querySelector(.id) | 77229.2 Ops/sec |
querySelectorAll(#id) | 131722.9 Ops/sec |
querySelectorAll(.id) | 15226.9 Ops/sec |
jQuery(#id) | 75129.2 Ops/sec |
jQuery(.id) | 30373.6 Ops/sec |
jQuery(tag#id) | 24237.0 Ops/sec |
jQuery(tag.id) | 9382.2 Ops/sec |
jQuery + getElementById | 141765.5 Ops/sec |
jQuery + getElementsByClassName | 28648.1 Ops/sec |
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js"><script>
<script>jQuery.noConflict();</script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/cash/7.0.3/cash.min.js"></script>
<div id="foo" class="foo2"></div>
var el = document.getElementById("foo");
var className = el.className;
var el = document.getElementsByClassName("foo2");
var className = el.className;
var el = document.getElementsByTagName("div")[0];
var className = el.className;
var el = document.querySelector('#foo');
var className = el.className;
var el = document.querySelector('.foo2');
var className = el.className;
var el = document.querySelectorAll('#foo');
var className = el.className;
var el = document.querySelectorAll('.foo2');
var className = el.className;
var el = $("#foo");
var className = el.className;
var el = $(".foo2");
var className = el.className;
var el = $("div#foo");
var className = el.className;
var el = $("div.foo2");
var className = el.className;
var el = $(document.getElementById("foo"));
var className = el.className;
var el = $(document.getElementsByClassName("foo2"));
var className = el.className;
var el = jQuery("#foo");
var className = el.className;
var el = jQuery(".foo2");
var className = el.className;
var el = jQuery("div#foo");
var className = el.className;
var el = jQuery("div.foo2");
var className = el.className;
var el = jQuery(document.getElementById("foo"));
var className = el.className;
var el = jQuery(document.getElementsByClassName("foo2"));
var className = el.className;