operator <<= { associativity right precedence assignment } Declarations func <<=(_: inout Int, rhs: Int) Declaration func <<=(lhs: inout Int, rhs: Int) func <<=(_: inout Int8, rhs: Int8) Declaration func <<=(lhs: inout Int8, rhs: Int8) func <<=(_: inout Int16, rhs: Int16) Declaration func <<=(lhs: inout Int16, rhs: Int16) func <<=(_: inout Int32, rhs: Int32) Declaration func <<=(lhs: inout Int32, rhs: Int32) func <<=(_: inout Int64, rhs: Int64) Declaration func <<=(lhs: inout Int64, rhs: Int64) func <<=(_: inout UInt, rhs: UInt) Declaration func <<=(lhs: inout UInt, rhs: UInt) func <<=(_: inout UInt8, rhs: UInt8) Declaration func <<=(lhs: inout UInt8, rhs: UInt8) func <<=(_: inout UInt16, rhs: UInt16) Declaration func <<=(lhs: inout UInt16, rhs: UInt16) func <<=(_: inout UInt32, rhs: UInt32) Declaration func <<=(lhs: inout UInt32, rhs: UInt32) func <<=(_: inout UInt64, rhs: UInt64) Declaration func <<=(lhs: inout UInt64, rhs: UInt64)