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Check if a value is base32 encoded

JavaScript

const isBase32 = (value) => value.length % 8 === 0 && /^[A-Z2-7]+=*$/.test(value)

TypeScript

const isBase32 = (value: string): boolean => value.length % 8 === 0 && /^[A-Z2-7]+=*$/.test(value)