Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36
Chrome 95
Windows
Desktop
3 years ago
Test name Executions per second
getBoundingClientRect 546499.0 Ops/sec
offsetTop 485147.3 Ops/sec
HTML Preparation code:
AخA
 
1
<div id="el">
2
  <h2>Lorem ipsum dolor sit amet</h2>
3
</div>
Script Preparation code:
 
var el = document.getElementById("el");
Tests:
  • getBoundingClientRect

     
    el.getBoundingClientRect()
  • offsetTop

     
    el.offsetTop