Benchmark: querySelector Checked vs Jquery prop

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js'></script>
<input class="form-check-input" type="checkbox" role="switch" id="setting_hedge">

Script Preparation code:

let checks = '';
for (let i=0; i<10000; i+=1) {
    console.log(document.querySelector('.form-check-input').checked)
}

Tests:

querySelector
document.querySelector('#setting_hedge').checked
Jquery
$('#setting_hedge').is(':checked')

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
querySelector
Jquery

Fastest: N/A

Slowest: N/A

Latest run results:

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

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36 Edg/135.0.0.0

Browser/OS: Chrome 135 on Mac OS X 10.15.7

View result in a separate tab

querySelector

10.0M/s

Jquery

2.8M/s

View exact numbers

Test name	Executions per second
✓ querySelector	9,970,803 Ops/sec
Jquery	2,847,446 Ops/sec

Autogenerated LLM Summary (model gpt-4o-mini, generated one year ago):

LLMs can make mistakes. Check important info.

The given benchmark compares the performance of two different methods for checking the state of a checkbox input element in HTML: the native JavaScript method `document.querySelector` and the jQuery library method `$('#setting_hedge').is(':checked')`. Here’s a breakdown of the benchmark, the pros and cons of each approach, and alternative techniques.

### Testing Methods

1. **querySelector**:
   - **Benchmark Definition**: `document.querySelector('#setting_hedge').checked`
   - **Test Name**: `querySelector`
   - This method utilizes the native `querySelector` function to select the checkbox with the ID `setting_hedge`, and then directly accesses its `checked` property.

2. **JQuery**:
   - **Benchmark Definition**: `$('#setting_hedge').is(':checked')`
   - **Test Name**: `Jquery`
   - Here, the jQuery library is used to select the same checkbox and check if it is checked by using the `is` method with the `:checked` selector.

### Performance Results

According to the benchmark results:
- The native `querySelector` method executed at approximately **9,970,803 executions per second**.
- The jQuery method executed at approximately **2,847,446.5 executions per second**.

### Pros and Cons

#### querySelector
- **Pros**:
  - **Performance**: Native JavaScript methods tend to be faster as they do not have the overhead of a library.
  - **No dependencies**: It is part of the standard DOM API, so no additional libraries are required.
  - **Simplicity**: Direct interaction with the DOM without any additional layers.
  
- **Cons**:
  - **More verbose**: Additional work is sometimes needed to handle cross-browser compatibility or ensure behavior consistency with older browsers.

#### jQuery
- **Pros**:
  - **Chaining and Utility**: jQuery allows easier chaining of methods for DOM manipulation, making it more convenient for multiple operations on elements.
  - **Cross-browser compatibility**: jQuery handles many inconsistencies across different browsers, making it a safe choice for legacy support.

- **Cons**:
  - **Performance Overhead**: Using jQuery incurs extra overhead due to the library’s abstraction layers, making it slower for straightforward tasks like querying properties.
  - **Dependency**: Requires including the jQuery library, which increases page load time and payload for users who may not need the library for other functionalities.

### Other Considerations

While `querySelector` and jQuery are the focuses of this benchmark, two additional alternatives exist:

1. **getElementById**:
   - Instead of using `querySelector`, you could use `document.getElementById('setting_hedge').checked`. This method is often faster than `querySelector` but is limited to ID selection.

2. **Performance improvements with Vanilla JavaScript**:
   - You can implement more complex checks or manipulations without libraries, using modern JavaScript features to increase compatibility and maintainability.

Overall, the choice between these methods should consider the specific use case, with a focus on performance when just checking properties, whereas jQuery may be more suitable for larger applications requiring extensive DOM manipulations and cross-browser support.

querySelector Checked vs Jquery prop (version: 1)

Comparing performance of: `querySelector vs Jquery`

Created: one year ago by: Guest

Go to the latest result

querySelector

Jquery

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model gpt-4o-mini, generated one year ago):

querySelector Checked vs Jquery prop (version: 1)

Comparing performance of: querySelector vs Jquery

Created: one year ago by: Guest

Go to the latest result

querySelector

Jquery

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model gpt-4o-mini, generated one year ago):

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Comparing performance of: `querySelector vs Jquery`