Run results for: Node closest vs node contains

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Browser: Chrome 128

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Contains

6.4M/s

Closest

5.9M/s

View exact numbers

Test name	Executions per second
✓ Contains	6,416,578 Ops/sec
Closest	5,903,033 Ops/sec

HTML Preparation code:

<div class="parent">
  <div class="child">
	</div>
</div>

Script Preparation code:

var parent = document.querySelector(".parent");
var child = document.querySelector(".child");

Tests: