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lumie31/allUnique.js

Last active May 30, 2022 18:35
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Write a function that determines if all the characters in a given string are unique?
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allUnique.js
// Method 1
const allUnique = (str) => new Set(str.toLowerCase()).size !== str.toLowerCase().length ? false : true
// Method 2
const allUnique = (str) => !(str.toLowerCase().length !== new Set(str.toLowerCase()).size);
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