//var opt = {}
function Foo() {}
var Bar = {};
let bar = Object.create(Bar);
let foo = new Foo();
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