Benchmark: Comparing speed of getting element by id with jQuery vs Vanilla JS

HTML Preparation code:

<script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-2.2.4.min.js"></script>
<div id="testElement"></div>

Tests:

jQuery
var el = $("#testElement")[0]; var className = el.className;
Vanilla JS
var el = document.getElementById('testElement'); var className = el.className;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
jQuery
Vanilla JS

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

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

LLMs can make mistakes. Check important info.

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:**

1. **jQuery**: A JavaScript library that simplifies DOM manipulation, event handling, and Ajax requests.
2. **Vanilla JS**: Standard JavaScript without any additional libraries, which relies on the browser's native DOM API.

**Pros and Cons of each approach:**

* **jQuery**:
	+ Pros:
		- Simplifies DOM manipulation and event handling.
		- Provides a larger community and more resources.
		- Easier to learn and use for developers familiar with jQuery.
	+ Cons:
		- Adds extra overhead due to the library's size and complexity.
		- May not be necessary for smaller projects or those using modern JavaScript features.
* **Vanilla JS**:
	+ Pros:
		- No additional overhead, as it relies on native browser APIs.
		- More lightweight and flexible than jQuery.
		- Allows developers to take advantage of modern JavaScript features and web APIs.
	+ Cons:
		- Requires a good understanding of the DOM API and other browser-specific APIs.
		- May be more verbose and harder to learn for developers without prior experience.

**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:

* **Lodash**: A popular JavaScript library that provides utility functions for DOM manipulation, event handling, and more.
* **React or Angular**: Frontend frameworks that provide their own DOM APIs for managing elements and events.
* **ES6 Promises or async/await**: Using modern JavaScript features to simplify asynchronous code and improve performance.

Keep in mind that these alternatives would require changes to the benchmark's setup and configuration.

Related benchmarks:

Comparing speed of getting element by id with jQuery vs Vanilla JS (version: 0)

Comparing performance of: jQuery vs Vanilla JS

Created: 8 years ago by: Guest

Jump to the latest result

jQuery

Vanilla JS

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

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