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Test jqueryWrapperObject.find("#id") vs jquery("#id")
(version: 1)
Comparing performance of:
test jquery("#id") vs test jqueryWrapperObject.find("#id")
Created:
6 years ago
by:
Registered User
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HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js'></script> <div id="wrapper"> <div id="control1"></div> <div id="control2"></div> <div id="control3"></div> <div id="control4"></div> <div id="control5"></div> <div id="control6"></div> </div>
Tests:
test jquery("#id")
$("#contorl1").text("New Hello World"); $("#contorl2").text("New Hello World"); $("#contorl3").text("New Hello World"); $("#contorl4").text("New Hello World"); $("#contorl5").text("New Hello World"); $("#contorl6").text("New Hello World");
test jqueryWrapperObject.find("#id")
var w = $("wrapper"); w.find("#contorl1").text("New Hello World"); w.find("#contorl2").text("New Hello World"); w.find("#contorl3").text("New Hello World"); w.find("#contorl4").text("New Hello World"); w.find("#contorl5").text("New Hello World"); w.find("#contorl6").text("New Hello World");
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
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Test case name
Result
test jquery("#id")
test jqueryWrapperObject.find("#id")
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark and explain what's being tested, compared, and their pros and cons. **Benchmark Overview** The website MeasureThat.net allows users to create and run JavaScript microbenchmarks. The provided benchmark consists of two test cases: 1. `test jqueryWrapperObject.find("#id")` 2. `test jquery("#id")` These tests compare the performance of two approaches: using the `$` function (jQuery wrapper object) and using the `find()` method directly on a jQuery object. **Library: jQuery** The `$` function is part of the jQuery library, which is used to simplify DOM manipulation and event handling. The jQuery library provides a convenient way to access and manipulate HTML elements, making it easier to write JavaScript code that interacts with the web page. In this benchmark, jQuery is used as a wrapper object for the `$` function. This means that when using `jqueryWrapperObject.find("#id")`, the `$` function is accessed through the jQuery wrapper object. **Approach Comparison** The two test cases compare the performance of: 1. **`$` function (jQuery wrapper object)**: Using the `$` function as a wrapper object for the jQuery library. 2. **Direct `find()` method**: Using the `find()` method directly on a jQuery object. **Pros and Cons** Here's a brief summary of the pros and cons of each approach: 1. **`$` function (jQuery wrapper object)**: * Pros: Provides a more straightforward way to access DOM elements, as it's already wrapped in the jQuery context. * Cons: May introduce additional overhead due to the wrapper object itself. 2. **Direct `find()` method**: * Pros: Can be faster since there's no wrapper object overhead. * Cons: Requires more code and may require explicit jQuery setup. In general, using the `$` function as a wrapper object can make code more readable and maintainable, but it may introduce performance overhead. Using the `find()` method directly on a jQuery object can be faster, but requires more code and expertise in jQuery's internal workings. **Special JavaScript Feature/Syntax** The benchmark doesn't use any special JavaScript features or syntax that would affect its outcome. **Other Alternatives** If you're looking for alternatives to these approaches, consider: 1. **Vanilla JavaScript**: Write DOM manipulation code using native JavaScript functions like `document.querySelector()` and `element.children`. 2. **React or Angular**: Use a frontend framework that abstracts away DOM manipulation and event handling, reducing the need for explicit jQuery usage. Keep in mind that each approach has its own trade-offs, and the best choice depends on your specific use case, performance requirements, and personal preference.
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