Run results for: contains vs closest2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.192 Safari/537.36 OPR/74.0.3911.218

Browser: Opera 74

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
contains	374737.5 Ops/sec
closest	422276.5 Ops/sec

HTML Preparation code:

<div id='div1'>
  <div id='div2'>
    <div id='div3'>
    </div>
  </div>
</div>

Tests:

contains
const box = document.getElementById('div1') const clicked = document.getElementById('div3') const isClickInside = box.contains(clicked); return isClickInside
closest
const box = document.getElementById('div1') const clicked = document.getElementById('div3') const isClickInside = clicked.closest('#div1'); return isClickInside