Benchmark: string includes case-insensitively

Script Preparation code:

const values = [
  'a',
  'b',
  'c',
  'Z',
  'Y',
  '1',
  '2',
  ];
const hello = 'Hello'.toLocaleLowerCase();
const rello = /Hello/i;

Tests:

includes toLocaleLowerCase
values.some(v => v.toLocaleLowerCase().includes(hello));
regexp test case insensitivly
values.some(v => rello.test(v));

Rendered benchmark preparation results:

Previous results

Test case name	Result
includes toLocaleLowerCase
regexp test case insensitivly

Latest run results:

Run details: (Test run date: 3 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36

Browser/OS: Chrome 148 on Windows

includes toLocaleLowerCase

22.4M/s

regexp test case insensitivly

15.4M/s

View exact numbers

Test name	Executions per second
✓ includes toLocaleLowerCase	22,431,098 Ops/sec
regexp test case insensitivly	15,370,610 Ops/sec

string includes case-insensitively (version: 1)