union
union(target, source)
Returns a new array containing all unique elements from both target and source. Elements from source that are not already in target are added to the result.
ts
union([1, 2, 3], [3, 4, 5]); // [1, 2, 3, 4, 5]ts
pipe([1, 2, 3], union([3, 4, 5])); // [1, 2, 3, 4, 5]