var array = [0, 1, 2, 3];
let lastWithAtArray = array.at(-1)
let lastWithLength = array[array.length - 1]
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