Attribute_Argument

Attribute.Argument

An attribute argument.

public struct Argument:​ Hashable, Codable

Certain attributes take one or more arguments, each of which have a value and optional name. For example, the following attribute declaration has three arguments:​

@available(*, unavailable, message:​ "🚫")

• The first argument is unnamed and has the value "*"

• The second argument is unnamed and has the value "unavailable"

• The third argument has the name "renamed" and the value "🚫"

Inheritance

Codable, CustomStringConvertible, Hashable

Properties

name

The argument name, if any.

let name:​ String?

value

The argument value.

let value:​ String

description

var description:​ String