var arr = [];
var i = 0;
while (i <= 1E5) arr[i] = i++;
const item = arr.find(item => item == 1E5);
const index = arr.indexOf(1E5);
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