Run results for: Intl.Collator.compare vs localeCompare

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:149.0) Gecko/20100101 Firefox/149.0

Browser: Firefox 149

Operating system: Windows

Device Platform: Desktop

Date tested: 4 months ago

Intl.Collator

123/s

localeCompare

113/s

View exact numbers

Test name	Executions per second
✓ Intl.Collator	123 Ops/sec
localeCompare	113 Ops/sec

Script Preparation code:

const minCodePoint = 'a'.charCodeAt(0);
const maxCodePoint = 'z'.charCodeAt(0);
const randomLetter = () => String.fromCharCode(Math.floor(Math.random() * (maxCodePoint - minCodePoint) + minCodePoint));
const createWord = () => Array.from({length: 15}, randomLetter).join('');

var words = Array.from({length: 50000}, createWord);

Tests:

Intl.Collator
const collator = new Intl.Collator(); words.sort(collator.compare);
localeCompare
words.sort((a, b) => a.localeCompare(b))