merge array no duiplicates js
let array1 = ['a','b','c'];
let array2 = ['c','c','d','e'];
let array3 = array1.concat(array2);
array3 = [...new Set([...array1,...array2])]; // O(n)merge array no duiplicates js
let array1 = ['a','b','c'];
let array2 = ['c','c','d','e'];
let array3 = array1.concat(array2);
array3 = [...new Set([...array1,...array2])]; // O(n)compare two arrays and make sure there are no duplicates js
array1 = array1.filter(val => !array2.includes(val));Copyright © 2021 Codeinu
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