prefix operator prefix ~ { associativity precedence } Declarations prefix func ~(_: Int) Declaration prefix func ~(rhs: Int) -> Int prefix func ~(_: Int8) Declaration prefix func ~(rhs: Int8) -> Int8 prefix func ~(_: Int16) Declaration prefix func ~(rhs: Int16) -> Int16 prefix func ~(_: Int32) Declaration prefix func ~(rhs: Int32) -> Int32 prefix func ~(_: Int64) Declaration prefix func ~(rhs: Int64) -> Int64 prefix func ~(_: UInt) Declaration prefix func ~(rhs: UInt) -> UInt prefix func ~(_: UInt8) Declaration prefix func ~(rhs: UInt8) -> UInt8 prefix func ~(_: UInt16) Declaration prefix func ~(rhs: UInt16) -> UInt16 prefix func ~(_: UInt32) Declaration prefix func ~(rhs: UInt32) -> UInt32 prefix func ~(_: UInt64) Declaration prefix func ~(rhs: UInt64) -> UInt64