---
title: "longCharacterIsMember(_:)"
framework: foundation
role: symbol
role_heading: Instance Method
path: "foundation/nscharacterset/longcharacterismember(_:)"
---

# longCharacterIsMember(_:)

Returns a Boolean value that indicates whether a given long character is a member of the receiver.

## Declaration

```swift
func longCharacterIsMember(_ theLongChar: UTF32Char) -> Bool
```

## Parameters

- `theLongChar`: A UTF32 character.

## Return Value

Return Value true if theLongChar is in the receiver, otherwise false.

## Discussion

Discussion This method supports the specification of 32-bit characters.

## See Also

### Testing Set Membership

- [characterIsMember(_:)](foundation/nscharacterset/characterismember(_:).md)
- [hasMemberInPlane(_:)](foundation/nscharacterset/hasmemberinplane(_:).md)
- [isSuperset(of:)](foundation/nscharacterset/issuperset(of:).md)