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contains2 vs closest
(version: 0)
Comparing performance of:
contains vs closest
Created:
4 years ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<div id='div1'> <div id='div2'> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div> <div id='div3'> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div> </div> </div>
Script Preparation code:
var box = document.getElementById('div1') var clicked = document.getElementById('div3')
Tests:
contains
box.contains(clicked);
closest
const isClickInside = clicked.closest('#div1');
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
contains
closest
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):
Let's break down what's being tested on MeasureThat.net. **Benchmark Definition** The benchmark definition is a JavaScript expression that evaluates to either `true` or `false`. In this case, we have two test cases: 1. `box.contains(clicked);`: This expression checks if the element `clicked` is contained within another element (`box`). The `contains` method is likely part of the `Element.prototype` interface in a browser's DOM. 2. `const isClickInside = clicked.closest('#div1');`: This expression uses the `closest` method to find the closest ancestor element that matches the selector `#div1`. The result is stored in the constant variable `isClickInside`. **Options Compared** The benchmark compares the execution speed of two different methods: 1. Using the `contains` method: This involves calling a method on an element object to check for containment. 2. Using the `closest` method: This involves using a querySelector or select() method to find an ancestor element and then checking if it matches a selector. **Pros and Cons of Each Approach** **Contains Method** * Pros: + Simple and straightforward approach + May be faster since it only requires a single method call * Cons: + May not be optimized for performance, as it relies on the browser's DOM implementation **Closest Method** * Pros: + Can be faster if the closest ancestor is easily found (e.g., `#div1` is direct parent) + Allows for more flexible and efficient querying * Cons: + Requires additional processing to find the closest ancestor element + May introduce overhead due to DOM traversal **Device Platform, Operating System, and Browser** The benchmark also considers the following factors: * Device platform (Desktop vs. Mobile): The `contains` method might be faster on Desktop platforms, where elements are more structured. * Operating system (Windows): The performance of both methods may vary depending on the OS. * Browser (Opera 80): Different browsers may have optimized implementations of the `contains` and `closest` methods. **Latest Benchmark Results** The latest benchmark results show that: 1. The `contains` method is faster for Opera 80 on Desktop platforms, with an average execution speed of around 1811194.5 executions per second. 2. The `closest` method is slower but still performs well, with an average execution speed of around 193680.4375 executions per second. These results suggest that the `contains` method might be a better choice for this particular benchmark case, given its simplicity and potential performance advantages. However, further analysis would be required to determine the best approach for different use cases or specific requirements.
Related benchmarks:
classList.contains() vs closest() performance
contains2 vs closest2
contains vs closest (actually working benchmark)
jr_test_contains_vs_closest
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