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parentElement vs parentNode
(version: 0)
Comparing performance of:
parentElement vs parentNode
Created:
2 years ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<div> <div id="div">.</div> </div>
Script Preparation code:
var div = document.getElementById('div');
Tests:
parentElement
div.parentElement
parentNode
div.parentNode
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
parentElement
parentNode
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Browser/OS:
Chrome 129 on Windows
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<iframe src="https://measurethat.net/Embed?id=555104" width="100%" height="500px"></iframe>
Test name
Executions per second
parentElement
11021085.0 Ops/sec
parentNode
10120059.0 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark and its options. **Benchmark Description** The benchmark measures the performance difference between two ways of accessing an element in an HTML document using JavaScript: `div.parentElement` and `div.parentNode`. **Options Compared** The two options being compared are: 1. **`div.parentElement`**: This method returns a reference to the immediate parent node of `div`. 2. **`div.parentNode`**: This method also returns a reference to the immediate parent node of `div`. However, it's deprecated in modern browsers and not recommended for new code. **Pros and Cons** * **`div.parentElement`**: * Pros: It's a widely supported and modern way of accessing an element's parent. * Cons: Some older browsers might not support this method. * **`div.parentNode`**: * Pros: This method is still supported by many older browsers, including Internet Explorer. * Cons: As mentioned earlier, it's deprecated in modern browsers and should be avoided. **Library and Purpose** In the provided benchmark code, a simple script is used to create an HTML element with another `div` inside it. The purpose of this setup is to test how quickly each method can access its parent node. There are no libraries explicitly mentioned in this case.
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