Test name | Executions per second |
---|---|
getElementById() | 1065121.9 Ops/sec |
getElementsByClassName() | 786463.5 Ops/sec |
getElementsByTagName() | 843856.7 Ops/sec |
querySelector(#id) | 472021.8 Ops/sec |
querySelector(.id) | 818479.4 Ops/sec |
querySelectorAll(#id) | 300740.6 Ops/sec |
querySelectorAll(.id) | 468843.5 Ops/sec |
jQuery(#id) | 320564.5 Ops/sec |
jQuery(.id) | 150413.0 Ops/sec |
jQuery(tag#id) | 95876.6 Ops/sec |
jQuery(tag.id) | 96771.3 Ops/sec |
jQuery + getElementById | 455118.0 Ops/sec |
jQuery + getElementsByClassName | 209447.6 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;