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js - title vs getAttribute vs hasAttribute /well
(version: 0)
Comparing performance of:
title vs getAttribute vs hasAttribute
Created:
2 years ago
by:
Guest
Go to the latest result
HTML Preparation code:
<div id="test" title="element">element</div>
Script Preparation code:
var el = document.getElementById("test");var x;
Tests:
title
if(el.title){x=0;};
getAttribute
if(el.getAttribute('title')){x=0;};
hasAttribute
if(el.hasAttribute('title')){x=0;};
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
title
getAttribute
hasAttribute
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
2 years ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Browser/OS:
Chrome 126 on Windows
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=531706" width="100%" height="500px"></iframe>
title
840K/s
getAttribute
668K/s
hasAttribute
599K/s
View exact numbers
Test name
Executions per second
✓
title
840,479 Ops/sec
getAttribute
667,811 Ops/sec
hasAttribute
598,715 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's dive into the provided JSON benchmark definition and test cases. **What is being tested?** The benchmark tests three different approaches to check if an HTML element has a title attribute: 1. `title` property: This approach directly accesses the `title` property of the element, which returns the value of the title attribute. 2. `getAttribute('title')`: This approach uses the `getAttribute()` method to retrieve the value of the `title` attribute. 3. `hasAttribute('title')`: This approach uses the `hasAttribute()` method to check if the element has a `title` attribute. **Options compared** The benchmark compares these three approaches to see which one is the fastest, as measured by the number of executions per second (ExecutionsPerSecond). **Pros and Cons of each approach:** 1. **Direct access to title property (`title`)**: * Pros: Simple, fast, and efficient. * Cons: May not work in all situations (e.g., when the element's `title` property is set using a custom getter or setter). 2. **Using `getAttribute('title')`**: * Pros: Works even if the element's title attribute is set programmatically. * Cons: May be slower than direct access due to additional overhead (e.g., method call, argument passing). 3. **Using `hasAttribute('title')`**: * Pros: Can be faster than `getAttribute('title')` since it only checks the presence of the attribute without retrieving its value. * Cons: May still incur some overhead (e.g., method call, argument passing). **Library and special JS features** None of the test cases use any libraries or special JavaScript features. The benchmark focuses solely on comparing the performance of these three approaches. **Other alternatives** If you were to add additional tests, you could also consider: * Using `element.title` with a default value (e.g., an empty string) when the attribute is not set. * Using a custom getter or setter for the `title` property to simulate more complex scenarios. * Comparing the performance of these approaches on different types of elements (e.g., text nodes, comments). Keep in mind that these additional tests would likely add complexity and may not be directly relevant to the original benchmark's focus on comparing the three basic approaches.
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