obj = {a: 42, b:66, c: 88}
Object.hasOwn(obj, 'b')
'b' in obj
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