RosettaCodeData/Task/Caesar-cipher/JavaScript/caesar-cipher-2.js

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JavaScript
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2023-07-01 11:58:00 -04:00
var caesar = (text, shift) => text
.toUpperCase()
.replace(/[^A-Z]/g, '')
.replace(/./g, a =>
String.fromCharCode(65 + (a.charCodeAt(0) - 65 + shift) % 26));