Benchmark: dfdasadfs - MeasureThat.net

HTML Preparation code:

<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
</head>

Tests:

doc
document.body.focus()
jq
$("body").focus()

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
doc
jq

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 26 days ago):

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark JSON and explore what's being tested.

**Benchmark Definition**

The `Script Preparation Code` is empty, which means that no custom JavaScript code is required to set up the test environment. Instead, the HTML preparation code includes a reference to an external library: jQuery 3.1.0.

**Options Compared**

There are two benchmark definitions being compared:

1. `document.body.focus()`
2. `$("body").focus()` (using jQuery's `jq` notation)

These two options differ in how they attempt to focus the document body element.

**Pros and Cons of Different Approaches**

**Using vanilla JavaScript (`document.body.focus()`):**

Pros:

* Simplicity: Only requires a basic understanding of the DOM API.
* No dependencies on external libraries.

Cons:

* Might be slower due to the need to look up the `focus` method on the `document.body` object, which can involve additional overhead compared to using a library like jQuery.

**Using jQuery (`$("body").focus()`) with jq notation:**

Pros:

* Faster performance: jQuery provides optimized implementations for common DOM operations, reducing the time spent on these operations.
* Easier to write and read: The `jq` notation makes it clear that the `$` function is being used from the jQuery library.

Cons:

* Requires jQuery to be loaded from an external source, which can add latency to your benchmark.
* May require additional dependencies and setup in your test environment.

**Other Considerations**

In general, when choosing between these two options, consider the trade-offs between simplicity, performance, and dependency management. If you need a simple, lightweight solution with no dependencies on external libraries, using vanilla JavaScript might be the better choice. However, if you prioritize speed and ease of use, using jQuery's optimized DOM operations could provide significant benefits.

**Library: jQuery**

jQuery is a popular JavaScript library that simplifies DOM manipulation and event handling by providing a consistent and intuitive API. In this benchmark, jQuery is used to wrap around the `focus` method on the document body element, allowing users to easily write cross-browser-compatible code.

**Special JS Feature/Syntax (None in this case)**

There are no special JavaScript features or syntax mentioned in the provided JSON that require additional explanation.

**Other Alternatives**

If you need to compare other DOM operations, such as `document.body.innerHTML` vs. `$("body").html()`, you can add more benchmark definitions with different approaches. For example:

* Using vanilla JavaScript: `document.body.innerHTML = "new HTML content";`
* Using jQuery: `$("body").html("new HTML content");`

By adding more test cases, you can compare the performance of different DOM operations and identify which ones are fastest and most efficient in your specific use case.

Latest run results:

Run details: (Test run date: 8 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.101 Safari/537.36

Browser/OS: Chrome 53 on Mac OS X 10.11.6

View result in a separate tab

Test name	Executions per second
doc	2294601.8 Ops/sec
jq	49773.3 Ops/sec

Related benchmarks:

dfdasadfs (version: 0)

adsfadf

Comparing performance of: doc vs jq

Created: 8 years ago by: Guest

Jump to the latest result

doc

jq

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 26 days ago):