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jquery find vs jquery each
(version: 0)
Comparing performance of:
Each vs Find
Created:
3 years ago
by:
Registered User
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HTML Preparation code:
<script src="https://code.jquery.com/jquery-3.6.0.min.js" integrity="sha256-/xUj+3OJU5yExlq6GSYGSHk7tPXikynS7ogEvDej/m4=" crossorigin="anonymous"></script><div class="parent-1"> <div class="child-boxd"> <input type="text" class="targetPrice" /> </div> <div class="child-boxd"> <input type="text" class="targetPrice" /> </div> <div class="child-boxd"> <input type="text" class="targetPrice" /> </div> </div>
Tests:
Each
$('.parent-1').children().each((index, el) => { if(index > 0) { $(this).find('.targetPrice').attr('disabled', true); } })
Find
let parent = $('.parent-1'); let childern = parent.find('.child-boxd'); childern.splice(0, 1); childern.find('.targetPrice').attr('disabled', true);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Each
Find
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the benchmark and explain what's being tested. **Benchmark Overview** The benchmark is comparing two approaches to find elements in a jQuery dataset: `$.each()` and `.find()`. The test data consists of three input fields with class `targetPrice`, wrapped in a container element with class `parent-1`. **Options Compared** There are two options being compared: 1. **$.each()**: This method iterates over each element in the jQuery dataset using the callback function provided. 2. **.find()**: This method finds all elements that match a specific selector and returns them as an array. **Pros and Cons of Each Approach** * `$.each()`: + Pros: more flexible, can be used for complex iterations or transformations. + Cons: generally slower than `.find()` due to the overhead of iterating over each element individually. * `.find()`: + Pros: faster, as it directly returns an array of matching elements without unnecessary iteration. + Cons: less flexible, may not work as expected if the selector is complex or if there are multiple matches. **Library and Purpose** In this benchmark, jQuery is being used as a library to provide DOM manipulation functionality. The `$.each()` method is part of jQuery's API for iterating over collections of elements, while `.find()` is used to select elements based on a CSS selector. **Special JS Features or Syntax** None mentioned in the provided code snippet. **Other Alternatives** If you're looking for alternative approaches to find elements in a DOM dataset, consider: * `Array.prototype.forEach()`: similar to `$.each()`, but part of the native JavaScript API. * `Array.prototype.map()` and `Array.prototype.filter()`: can be used to transform or filter arrays of elements. * Vanilla JavaScript methods like `querySelectorAll()` and `getElementsByClassName()`: can be used to select elements based on CSS selectors. Keep in mind that these alternatives may have different performance characteristics compared to jQuery's `.find()` method.
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