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ardislu/rot13.js

Created May 8, 2024 04:26
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Golfed ROT13 in JavaScript.
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rot13.js
// Ignores input casing, output will be all lowercase.
const r=s=>s.replace(/[a-z]/gi,c=>(((parseInt(c,36)+3)%26)+10).toString(36));
// r('the quick brown fox jumps over the lazy dog')
// 'gur dhvpx oebja sbk whzcf bire gur ynml qbt'
// r('gur dhvpx oebja sbk whzcf bire gur ynml qbt')
// 'the quick brown fox jumps over the lazy dog'
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