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Test clientWidth, width, offsetWidth
(version: 0)
Comparing performance of:
clientWidth vs width vs offsetWidth
Created:
4 years ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<div id='foo' style="padding: 2em; height: 10vw">Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Duis tincidunt erat in purus ullamcorper ultricies. Duis lacinia aliquet dolor. Maecenas velit enim, eleifend a, tempor eu, mattis in, nisl. Maecenas ut orci. Sed egestas auctor sem. Curabitur vitae pede vel nisl tristique commodo. Phasellus ut nisl. Cras massa. Suspendisse potenti. Vestibulum vitae augue. Mauris mauris sapien, aliquet vitae, tincidunt ac, volutpat eu, ante. Nunc sed quam. Etiam sit amet urna. Phasellus consequat augue. Nulla imperdiet cursus urna. Vivamus malesuada sem sed lectus. Aenean ornare dignissim sapien. Suspendisse vulputate tortor et elit. Pellentesque vel eros. Vivamus magna leo, condimentum vitae, convallis id, ultricies non, diam. Nam venenatis, lorem quis pharetra interdum, tellus justo tincidunt ligula, at tempor est mauris eget sapien. Sed elit. Pellentesque pharetra quam a purus. Duis feugiat sem. Pellentesque risus magna, accumsan quis, lobortis at, pulvinar id, lorem. Donec hendrerit ligula interdum neque. Sed nisl. Vestibulum dolor. Quisque lacus sem, posuere ac, mattis at, consectetuer eget, mi. In hac habitasse platea dictumst. Sed consequat sodales libero. Ut ut lacus. Integer sed nisi. Nunc consequat, lorem placerat venenatis convallis, pede purus sagittis nunc, a euismod tellus justo gravida augue. Vivamus tincidunt, odio vel rhoncus blandit, turpis sem facilisis velit, ac accumsan tortor nunc vel leo. Praesent leo sapien, dictum in, lobortis ac, consequat sit amet, orci. Praesent mollis sollicitudin est. Mauris vestibulum. Integer iaculis. Etiam mattis commodo turpis.</div>
Script Preparation code:
var el = document.getElementById('foo');
Tests:
clientWidth
el.clientWidth;
width
el.width;
offsetWidth
el.offsetWidth;
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
Fork
Test case name
Result
clientWidth
width
offsetWidth
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):
**Overview of the Benchmark** The provided JSON represents a JavaScript benchmarking test case created using MeasureThat.net. The test measures the performance difference between three related DOM properties: `clientWidth`, `width`, and `offsetWidth`. **Properties Compared** 1. **`clientWidth`**: Returns the width of an element, excluding any padding or borders. 2. **`width`**: Returns the total width of an element (including padding and borders). 3. **`offsetWidth`**: Returns the width of an element as seen in the Document Object Model (DOM), which includes both content width and outer width. **Pros and Cons of Each Approach** * `clientWidth`: Fastest, but may not accurately represent the actual width due to padding and border considerations. * `width`: Accurate for elements with padding and borders, but slower than `clientWidth`. * `offsetWidth`: Slowest, as it requires more DOM calculations. **Library Usage** None of the provided benchmark definitions use any external libraries. The script only accesses native JavaScript methods to retrieve the element properties. **Special JS Features/Syntax** There are no special JavaScript features or syntax used in this benchmark. **Alternatives** If you want to test other properties, MeasureThat.net provides a variety of built-in benchmarks and options for customization. Some examples include: * Testing DOM event handling * Measuring the performance of different DOM traversal methods (e.g., `querySelector`, `querySelectorAll`) * Benchmarking CSS property lookups To create a new benchmark on MeasureThat.net, follow these steps: 1. Log in to your account and navigate to the "Create Benchmark" page. 2. Fill in the required information for your benchmark, such as name and description. 3. Provide a script preparation code snippet that will be executed before running the test case (e.g., `var el = document.getElementById('foo');`). 4. Write HTML preparation code snippets to set up the DOM elements you want to measure (the provided JSON contains an example of this). 5. Define your benchmark cases, such as the provided `Test clientWidth, width, offsetWidth` example. 6. Configure execution options and settings for each test case. 7. Save and submit your benchmark for execution. After submitting your benchmark, MeasureThat.net will run it on various browsers and devices, providing you with a detailed report of performance results. By running benchmarks like this one, developers can ensure their code is optimized for different use cases and environments, resulting in faster, more efficient applications.
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