koji/uniqueArray.md

Last active July 6, 2020 13:57

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uniqueArray es6

Raw

const originalArray = [1, 2, 3, 4, 1, 2, 3, 4];

const uniqueArray = new Set(originalArray);
console.log(uniqueArray);

const originalArray = [1, 2, 3, 4, 1, 2, 3, 4]

const uniqueArray = originalArray.filter((item, index, array) => {
  return array.indexOf(item) === index
})