Instance Method
setUserData(_:forKey:) setUserData:forKey: setUserData_forKey_
Sets or removes a persistent user-data value.
Declaration
func setUserData(_ value: Any?, forKey key: String)Declaration
- (void) setUserData:(id) value forKey:(NSString *) key;Declaration
setUserData_forKey_(value: object, key: str)Parameters
valueA value that supports property-list encoding, or
nilto remove the value.keyA stable, namespaced key identifying the value.
Discussion
Passing nil as the value removes the user-data value.