Benchmark: testvv1 - MeasureThat.net

HTML Preparation code:

<div id="test"></div>

Tests:

With variable
var el = document.getElementById('test'); var style = el.style; style.display = "block"; style.visibility = "hidden"; style.opacity = 0; style.display = "flex"; style.visibility = "visible"; style.opacity = 1; style.display = "block"; style.visibility = "hidden"; style.opacity = 0; style.display = "flex"; style.visibility = "visible"; style.opacity = 1; style.display = "block"; style.visibility = "hidden"; style.opacity = 0; style.display = "flex"; style.visibility = "visible"; style.opacity = 1; style.display = "block"; style.visibility = "hidden"; style.opacity = 0; style.display = "flex"; style.visibility = "visible"; style.opacity = 1; style.display = "block"; style.visibility = "hidden"; style.opacity = 0; style.display = "flex"; style.visibility = "visible"; style.opacity = 1; style.display = "block"; style.visibility = "hidden"; style.opacity = 0; style.display = "flex"; style.visibility = "visible"; style.opacity = 1;
Without variable style
var el = document.getElementById('test'); el.style.display = "block"; el.style.visibility = "hidden"; el.style.opacity = 0; el.style.display = "flex"; el.style.visibility = "visible"; el.style.opacity = 1; el.style.display = "block"; el.style.visibility = "hidden"; el.style.opacity = 0; el.style.display = "flex"; el.style.visibility = "visible"; el.style.opacity = 1; el.style.display = "block"; el.style.visibility = "hidden"; el.style.opacity = 0; el.style.display = "flex"; el.style.visibility = "visible"; el.style.opacity = 1; el.style.display = "block"; el.style.visibility = "hidden"; el.style.opacity = 0; el.style.display = "flex"; el.style.visibility = "visible"; el.style.opacity = 1; el.style.display = "block"; el.style.visibility = "hidden"; el.style.opacity = 0; el.style.display = "flex"; el.style.visibility = "visible"; el.style.opacity = 1; el.style.display = "block"; el.style.visibility = "hidden"; el.style.opacity = 0; el.style.display = "flex"; el.style.visibility = "visible"; el.style.opacity = 1;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
With variable
Without variable style

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

This benchmark does not have any results yet. Be the first one to run it!

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

LLMs can make mistakes. Check important info.

Let's break down the provided JSON and explain what is tested, the options being compared, their pros and cons, and other considerations.

**Benchmark Definition**

The benchmark definition is a JavaScript code snippet that defines two test cases:

1. **Without variable style**: This test case only uses the `el.style` property to set the styles of the HTML element.
2. **With variable style**: This test case uses a variable `style` to hold the reference to `el.style`, which allows for more complex and dynamic changes.

**Options being compared**

The benchmark is comparing two approaches:

1. Using a variable to hold the reference to `el.style`
2. Not using a variable to set styles directly on the element

**Pros and Cons of each approach**

* **With variable style**:
	+ Pros: Allows for more complex and dynamic changes, which can lead to better performance in certain scenarios.
	+ Cons: May introduce unnecessary overhead due to the creation of an additional object reference.
* **Without variable style**:
	+ Pros: Eliminates the need to create an additional object reference, reducing overhead.
	+ Cons: Limited flexibility and expressiveness, making it less suitable for complex styling needs.

**Other considerations**

The benchmark is also interested in the specific browser (Chrome 80) and device platform (Desktop, Windows) used by each test run. This suggests that the benchmark aims to capture performance variations across different hardware configurations.

**Library usage**

There is no explicit library mentioned in the benchmark definition or individual test cases. However, it's likely that the `document` object is being used, which is a part of the HTML API and does not require any additional libraries.

**Special JS features or syntax**

The benchmark uses JavaScript variables and assignment operators (e.g., `var`, `=`) without mentioning any special features or syntax like ES6 modules, destructuring, or arrow functions. This implies that the focus is on basic JavaScript functionality rather than advanced features.

**Alternatives**

Other approaches to comparing these two options might include:

* Using a separate function or helper method to set styles, similar to the "With variable style" approach
* Employing a more complex and dynamic styling mechanism, such as using CSS classes or functions
* Testing the impact of styling on CPU vs. GPU performance

Keep in mind that each alternative would depend on the specific requirements and goals of the benchmark.

**Benchmark preparation code**

The provided HTML preparation code is `"<div id="test"></div>"`, which creates a basic HTML element with an ID attribute set to "test".

In terms of actual benchmark preparation, it's likely that the framework or tool being used will take care of setting up the testing environment and executing the test cases.

**Raw UA string and browser data**

The raw UA (User Agent) string is provided for each test case, indicating the specific browser version and device platform used. This information can be valuable for understanding performance variations across different browsers and hardware configurations.

Related benchmarks:

testvv1 (version: 0)

Comparing performance of: With variable vs Without variable style

Created: 6 years ago by: Guest

Jump to the latest result

With variable

Without variable style

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):