# Manuals/calci/UNION

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**UNION(GivenSet1,GivenSet2)**

- where are the arrays for which union is to be found.

## Description

- This function is used to display the union of the given two arrays.
- Union is the set that contains elements or objects that belong to either GivenSet1 or to GivenSet2 or to both.
- UNION function will consider text, numbers, or any special characters like @,&...
- Input other than numbers should be given in quotes.

## Examples

- UNION(["a","b"],["a","b","c","&"])=a b c &
- UNION([],[1,2,3,4])=1 2 3 4
- UNION([5],[1,2,3,4])=5 1 2 3 4