<script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-2.2.4.min.js"></script>
<div id="testElement"></div>
var el = $("#testElement")[0];
var className = el.className;
var el = document.getElementById('testElement');
var className = el.className;
--enable-precise-memory-info
flag.
Test case name | Result |
---|---|
jQuery | |
Vanilla JS |
Test name | Executions per second |
---|---|
jQuery | 536728.0 Ops/sec |
Vanilla JS | 1720416.5 Ops/sec |
Let's break down the provided JSON and explain what's being tested.
The benchmark is designed to compare the speed of getting an element by its ID using two different approaches: jQuery (a popular JavaScript library) and Vanilla JS (standard JavaScript without any additional libraries).
Options being compared:
Pros and Cons of each approach:
Library used:
In this benchmark, jQuery is used as a dependency in the Html Preparation Code
section. This means that when users run the benchmark, they need to have jQuery loaded in their environment.
Special JS feature or syntax:
None mentioned explicitly, but it's worth noting that the benchmark uses modern JavaScript features like template literals (\r\nvar className = el.className;
) and arrow functions (var el = () => document.getElementById('testElement');
).
Other alternatives:
If you want to compare the speed of getting an element by ID using other libraries or approaches, here are some options:
Keep in mind that these alternatives would require changes to the benchmark's setup and configuration.