var test=Array.from({length: 100},()=>Math.random())
[...test.slice(0,50),...test.slice(51)]
test.filter((e,i)=>i!=50)
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