Javascript program for union and intersection of two arrays.
//Union
function union(arr1, arr2) {
const arr3 = [ ...new Set([...arr1, ...arr2])]
return arr3
}
console.log(union(['orange', 'green', 'blue'], ['yellow', 'white', 'blue']))
function union(arr1, arr2) {
const arr3 = arr1.concat(arr2)
return...
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