Operator

+(_:)

Returns the given number unchanged.

Declaration

prefix static func + (x: UInt16) -> UInt16

Return Value

The given argument without any changes.

Discussion

You can use the unary plus operator (+) to provide symmetry in your code for positive numbers when also using the unary minus operator.

let x = -21
let y = +21
// x == -21
// y == 21