Benchmark: JQuery version speed test 2345667

HTML Preparation code:

<script src='https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js'></script>
<script>
  var $jq1124 = $.noConflict(true);
</script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<script>
  var $jq224 = $.noConflict(true);
</script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script>
  var $jq331 = $.noConflict(true);
</script>
<div>
  <ul id="menu">
    <li class="menu-item">1</li>
    <li class="menu-item">2</li>
    <li class="menu-item">3</li>
    <li class="menu-item">4</li>  
  </ul>
</div>

Script Preparation code:

function tests($) {
    $(".menu-item").eq(2).closest("ul").css({
      "background-color": "red"
    }).parent().css({
      "border": "1px solid blue"
    }).append($("<p></p>").text("Text.").css({
      "background-color": "green"
    })).end().end().remove();
}

Tests:

$jq1124
tests($jq1124);
$jq224
tests($jq224);
$jq331
tests($jq331);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
$jq1124
$jq224
$jq331

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

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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 data.

**Benchmark Overview**

The benchmark is designed to test the speed of three different versions of jQuery (1.12.4, 1.7.2, and 1.8.3) in a specific JavaScript microbenchmarking framework called MeasureThat.net.

**Test Cases**

There are three individual test cases:

1. `$jq1124`: This test case uses the `$.noConflict(true)` method to load jQuery version 1.12.4. The purpose of this method is to prevent conflicts between multiple versions of jQuery in a single HTML document.
2. `$jq224`: This test case loads jQuery version 1.7.2 using the same `$.noConflict(true)` method.
3. `$jq331`: This test case uses the same `$.noConflict(true)` method, but with jQuery version 1.8.3.

**Options Compared**

The three test cases compare the speed of loading and executing the three different versions of jQuery:

* **Loading Time**: How quickly each version of jQuery is loaded into memory.
* **Execution Time**: How quickly each version of jQuery executes a specific JavaScript function (in this case, the `tests()` function).

**Pros and Cons**

Here are some pros and cons of using the `$.noConflict(true)` method:

Pros:

* Prevents conflicts between multiple versions of jQuery in a single HTML document.
* Allows for more flexibility when working with different versions of jQuery.

Cons:

* Can be slower due to the additional overhead of loading and initializing multiple instances of jQuery.
* May require additional setup and configuration to work properly.

**Library: jQuery**

jQuery is a popular JavaScript library that simplifies DOM manipulation, event handling, and other tasks. It's widely used in web development for its ease of use and versatility.

In this benchmark, jQuery is loaded using the `$.noConflict(true)` method to prevent conflicts between multiple versions of jQuery. This allows the test case to isolate the performance differences between each version of jQuery.

**Special JS Feature: `$.noConflict()`**

The `$.noConflict()` method is a jQuery function that returns an alternative instance of jQuery for use with multiple versions of jQuery in a single HTML document. It's used to prevent conflicts between different versions of jQuery.

When using `$.noConflict(true)`, the library creates two separate instances of jQuery: one for the original version being loaded, and another for the alternative instance returned by `$.noConflict()`. This allows developers to work with multiple versions of jQuery without conflicts.

In this benchmark, the `$.noConflict()` method is used to load each version of jQuery independently, allowing the test case to isolate its performance differences.

**Alternatives**

If you don't need to use the `$.noConflict(true)` method, there are alternative ways to load and work with multiple versions of jQuery:

1. Use a different library that doesn't require conflicts between versions (e.g., Lodash).
2. Use a bundler or loader like Webpack or Rollup to manage dependencies and loading order.
3. Use a different approach to testing performance, such as using a different benchmarking framework.

However, if you need to work with multiple versions of jQuery in the same HTML document, `$.noConflict(true)` remains a viable solution for preventing conflicts and allowing for more flexibility.

Related benchmarks:

JQuery version speed test 2345667 (version: 0)

Comparing performance of: $jq1124 vs $jq224 vs $jq331

Created: 7 years ago by: Guest

Jump to the latest result

$jq1124

$jq224

$jq331

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

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