Benchmark: jQuery hide in for loop vs. select all element and hide.

HTML Preparation code:

<script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.1.0.min.js"></script>
<ul id="testElement">
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
  <li class="nodes">TEST</li>
	
</ul>

Script Preparation code:

$parent = $('#testElement')

Tests:

jQuery - in for loop
var children = $parent.children(); for(var i =0; i<children.length; i++){ $(children[i]).hide(); }
jQuery - select all and hide.
$parent.children().hide();
jQuery + native dom query selection mix
var children = $parent[0].getElementsByClassName('.nodes'); for(var i =0; i<children.length; i++){ $(children[i]).hide(); }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
jQuery - in for loop
jQuery - select all and hide.
jQuery + native dom query selection mix

Fastest: N/A

Slowest: N/A

Latest run results:

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

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36

Browser/OS: Chrome 134 on Linux

View result in a separate tab

Test name	Executions per second
jQuery - in for loop	131240.5 Ops/sec
jQuery - select all and hide.	250556.9 Ops/sec
jQuery + native dom query selection mix	13025793.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's break down what's being tested on the provided JSON.

**Benchmark Definition**

The benchmark measures the performance of two different approaches to hide multiple elements using jQuery:

1. **jQuery - in for loop**: This approach uses a `for` loop to iterate over the child elements and hides each one individually.
2. **jQuery - select all and hide**: This approach uses the `hide()` method on the entire collection of child elements at once.

**Options Compared**

The two options being compared are:

* Using a `for` loop to iterate over the child elements ( jQuery - in for loop)
* Using the `hide()` method on the entire collection of child elements at once (jQuery - select all and hide)

**Pros and Cons of Each Approach**

* **jQuery - in for loop**:
	+ Pros: More control over each individual element's hiding process, can be useful for complex animations or effects.
	+ Cons: Can be slower due to the overhead of iterating over the elements individually.
* **jQuery - select all and hide**:
	+ Pros: Faster performance since it only requires a single call to `hide()`, making it suitable for large datasets.
	+ Cons: Less control over each individual element's hiding process, may not work well with complex animations or effects.

**Library and Its Purpose**

The library being used is jQuery. It provides an easy-to-use interface for DOM manipulation and events in web pages. In this benchmark, jQuery is used to:

* Select the parent element (`$parent = $('#testElement')`)
* Get the child elements (`var children = $parent.children();` or `var children = $parent[0].getElementsByClassName('.nodes');`)
* Hide the individual elements (`$(children[i]).hide()`)

**Special JS Features/Syntax**

In this benchmark, there is no special JavaScript feature or syntax being used that's not commonly found in modern web development. However, it's worth noting that jQuery has its own set of methods and functions that simplify DOM manipulation, such as `.children()`, `.find()`, `.getElementsByClassName()`, etc.

**Other Alternatives**

If you're looking for alternative approaches to hiding multiple elements in JavaScript, some options include:

* Using the `forEach()` method or a `for...of` loop with an array of child elements
* Utilizing CSS selectors and the `:not()` pseudo-class to hide elements that don't match certain conditions
* Leveraging libraries like React or Angular, which provide built-in support for DOM manipulation and component management.

Related benchmarks:

jQuery hide in for loop vs. select all element and hide. (version: 0)

Comparing performance of: jQuery - in for loop vs jQuery - select all and hide. vs jQuery + native dom query selection mix

Created: 4 years ago by: Registered User

Jump to the latest result

jQuery - in for loop

jQuery - select all and hide.

jQuery + native dom query selection mix

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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