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queryselector test small dom tree
(version: 0)
Comparing performance of:
Node.children + Array.from() vs Node.children + Object.keys() vs querySelector
Created:
2 years ago
by:
Guest
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HTML Preparation code:
<div class="parent" id="test"><div class="target"></div></div>
Tests:
Node.children + Array.from()
const parent = document.querySelector('.parent'); Array.from(parent.children).some(element => element.classList.contains('target'));
Node.children + Object.keys()
const parent = document.querySelector('.parent'); Object.keys(parent.children).some(key => parent.children[key].classList.contains('target'));
querySelector
const parent = document.querySelector('.parent'); !!parent.querySelector('.parent > .target');
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
Node.children + Array.from()
Node.children + Object.keys()
querySelector
Fastest:
N/A
Slowest:
N/A
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