var text = 'jdkxshklhkhskhskshkjaFREDERICKBCDBKlkhdslkbsklbsjbjkd';
text.includes('FREDERICK');
text.indexOf('FREDERICK') !== -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