intersect

intersect(arr1, arr2) → array · Array

Return values present in BOTH arrays.

• arr1 (required): first array

• arr2 (required): second array

intersect([1, 2, 3], [2, 3, 4])            // [2, 3]
intersect(["A", "B", "C"], ["X", "Y"])     // [] (no common elements)