Test name | Executions per second |
---|---|
getElementById() | 2349936.0 Ops/sec |
getElementsByClassName() | 1435123.5 Ops/sec |
getElementsByTagName() | 1804797.8 Ops/sec |
querySelector(#id) | 1300459.0 Ops/sec |
querySelector(.id) | 2579140.8 Ops/sec |
querySelectorAll(#id) | 692610.6 Ops/sec |
querySelectorAll(.id) | 1088772.0 Ops/sec |
jQuery(#id) | 1082787.4 Ops/sec |
jQuery(.id) | 371388.4 Ops/sec |
jQuery(tag#id) | 271798.1 Ops/sec |
jQuery(tag.id) | 291101.1 Ops/sec |
jQuery + getElementById | 910841.1 Ops/sec |
jQuery + getElementsByClassName | 388052.3 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;