var ELEMENT = document.createElement('div');
ELEMENT.id = 'testID';
ELEMENT.setAttribute('id', 'testID');
FAQ: FAQ
Source code: GitHub/MeasureThat.net
Report issues: MeasureThat.net/Issues
Based on: Benchmark.js
Facebook page: https://www.facebook.com/MeasureThat.Net
Python benchmarks support: Pyodide