Answers for "find unique value on array"

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find unique value on array

const a = [1, 9, 2, 2, 3, 4, 1, 7, 8, 0, 9, 0, 1, 5, 3];

const b = a.filter(function (item, index, array) {
    return array.lastIndexOf(item) === index; // this will return the unique elements
});

Posted by: Guest on December-27-2021

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