Benchmark: remove vs removechild v2

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Tests:

Remove
while (document.body.lastChild) document.body.lastChild.remove()
removeChild
while (document.body.lastChild) document.body.removeChild(document.body.lastChild)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Remove
removeChild

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):

LLMs can make mistakes. Check important info.

Let's break down the benchmark and explain what's being tested, compared, and other considerations.

**Benchmark Overview**

The benchmark is designed to compare two different approaches for removing elements from an HTML document: `remove()` and `removeChild()`. The test case consists of a script that creates multiple identical HTML elements (`<div>Test</div>`) in the body of an HTML document. Then, it repeatedly removes one element at a time using either the `remove()` or `removeChild()` method.

**Options Compared**

There are two options being compared:

1. **`remove()`**: This method is used to remove the last child element from the DOM. It sets the length of the childNodes array to 0, which also removes all child elements.
2. **`removeChild()`**: This method is used to remove a single element from the DOM by taking it out of its parent node's children array.

**Pros and Cons**

* `remove()`: Pros:
	+ Simpler implementation, as it only requires setting the length of the childNodes array.
	+ May be faster for simple cases with few elements.
Cons:
	+ Can lead to unexpected behavior if used incorrectly, as it also removes all child elements.
	+ Not designed for removing specific child elements.
* `removeChild()`: Pros:
	+ More precise control over which element is removed.
	+ Does not affect other child elements when removing a specific one.
Cons:
	+ More complex implementation, requiring more code to handle the removal process.

**Library and Special JS Feature**

There are no libraries used in this benchmark. The test case relies on built-in JavaScript methods (`remove()` and `removeChild()`).

The test case does not use any special JavaScript features like ES6 or modern syntax.

**Other Considerations**

* This benchmark is likely designed to test the performance of removing elements from an HTML document, which can be a common operation in web development.
* The test case creates multiple identical elements to ensure consistent results and avoid variations due to different element types.
* By comparing two distinct methods, this benchmark aims to evaluate the trade-offs between simplicity and precision when removing elements.

**Alternatives**

Other alternatives for removing elements from an HTML document include:

1. `parentNode.removeChild()`: This method is similar to `removeChild()` but takes a specific element as an argument.
2. `Element.remove()`: This method is part of the W3C standard for web components and allows removing elements in a more declarative way.
3. Using `Array.prototype.splice()` or other array methods to remove elements from an array, which can be used to store child elements before removal.

Keep in mind that each approach has its own trade-offs and use cases, and the best choice depends on the specific requirements of your project.

Latest run results:

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

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:88.0) Gecko/20100101 Firefox/88.0

Browser/OS: Firefox 88 on Ubuntu

View result in a separate tab

Test name	Executions per second
Remove	3407066.8 Ops/sec
removeChild	3411684.8 Ops/sec

Related benchmarks:

remove vs removechild v2 (version: 0)

Comparing performance of: Remove vs removeChild

Created: 2 years ago by: Guest

Jump to the latest result

Remove

removeChild

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):