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# SUNIONSTORE

> Return the union between sets and store the resulting set in a key

## Arguments

<ParamField body="destination" type="string" required>
  The key of the set to store the resulting set in.
</ParamField>

<ParamField body="keys" type="...string[]" required>
  The keys of the sets to perform the union operation on.
</ParamField>

## Response

<ResponseField type="TValue[]" required>
  The members of the resulting set.
</ResponseField>

<RequestExample>
```ts Example 
await redis.sadd("set1", "a", "b", "c"); 
await redis.sadd("set2", "c", "d", "e"); 
await redis.sunionstore("destination", "set1", "set2");
```

</RequestExample>