Question

How to find the intersection of two arrays (values that exist in both arrays) in JavaScript

Answer 1

var arr1 = [5, 7, 1, 1, 0, 6, 2];
var arr2 = [2, 8, 8, 6, 9, 3, 3];
 
var intersection = [...new Set(arr1)].filter(item => arr2.includes(item));
 
console.log(intersection); 
 
 
 
 
 
/*
run:
 
[6, 2]
 
*/

 

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