const unique = [...new Set(array)];
// Or with a filter
const unique = array.filter((item, index) => array.indexOf(item) === index);const numbers = [1, 2, 2, 3, 4, 4, 5];
const uniqueNumbers = [...new Set(numbers)];
console.log(uniqueNumbers); // [1, 2, 3, 4, 5]This page is open source. Noticed a typo? Or something unclear?
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Written byTarun Sharma
Full-stack developer and tech educator with 10+ years of experience building scalable applications. Passionate about Node.js, NestJS, React, and cloud technologies. Creator of 50+ courses on Udemy and active YouTube educator helping developers level up their skills.
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