Benchmark: jQuery removeClass vs classList.remove

HTML Preparation code:

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<div id="el"></div>

Script Preparation code:

document.getElementById("el").classList.add("test");

Tests:

jQuery addClass
$("#el").removeClass("test");
Javascript classList.add
document.getElementById("el").classList.remove("test");

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
jQuery addClass
Javascript classList.add

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one month ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.6 Safari/605.1.15 Ddg/18.6

Browser/OS: Safari 18 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
jQuery addClass	4977292.0 Ops/sec
Javascript classList.add	14232582.0 Ops/sec

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

LLMs can make mistakes. Check important info.

**Overview of the Benchmark**

The provided JSON represents a JavaScript microbenchmark that compares the performance of two approaches to remove a class from an HTML element: jQuery's `removeClass` method and the native `classList.remove` method.

**Options Compared**

Two options are compared in this benchmark:

1. **jQuery's `removeClass` method**: This approach uses jQuery, a popular JavaScript library for DOM manipulation.
2. **Native `classList.remove` method**: This approach uses the native API provided by modern browsers to remove classes from an element's class list.

**Pros and Cons of Each Approach**

**jQuery's `removeClass` method**

Pros:

* Easy to use and widely adopted
* Works well with older browsers that may not support native `classList`

Cons:

* Adds an extra dependency (jQuery library)
* May have slower performance compared to native APIs

**Native `classList.remove` method**

Pros:

* Fast and efficient, as it's a native API
* Does not add any dependencies or overhead

Cons:

* May require more manual DOM manipulation
* Not supported in older browsers that don't support CSS classes

**Library Used: jQuery**

jQuery is a popular JavaScript library for DOM manipulation, event handling, and Ajax interactions. In this benchmark, it's used to provide the `removeClass` method as an option.

**Special JS Feature/Syntax: CSS Classes**

This benchmark uses the CSS class syntax to identify elements in the HTML document. It also assumes that the browser supports CSS classes, which is widely supported in modern browsers.

**Other Alternatives**

If you prefer not to use jQuery or native APIs, other alternatives for removing a class from an element include:

* `setAttribute` method: Sets the `class` attribute of an element and then removes the class using `getAttribute`.
* Using `DOMTokens`: A part of the WebAPI, it allows you to add or remove DOM tokens (e.g., class names) from an element.

However, these alternatives may have different performance characteristics and require more manual DOM manipulation compared to native APIs or jQuery's `removeClass` method.

Related benchmarks:

jQuery removeClass vs classList.remove (version: 0)

Comparing performance of: jQuery addClass vs Javascript classList.add

Created: 7 years ago by: Guest

Jump to the latest result

jQuery addClass

Javascript classList.add

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):