Algorithm

Array Diff

2020.07.211분 읽기1

function array_diff(a, b) {
  return a.filter(v => !b.includes(v))
}
 
console.log(array_diff([], [4, 5])); // []
console.log(array_diff([3, 4], [3])); // [ 4 ]
console.log(array_diff([1, 8, 2], [])); // [ 1, 8, 2 ]

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