Документация Real

Синтаксис

RealSignal.Once(signal: RealSignal, callback: (....any) -> ()): RealSignalConnection

Аргументы

Имя	Тип	Описание
`signal`	`RealSignal`	Signal object returned by Signal.new.
`callback`	`(....any) -> ()`	Function called at most once for this connection.

Возвраты

Имя	Тип	Описание
`connection`	`RealSignalConnection`	Connection object with Disconnect.

Описание

Connects a callback that is disconnected before its first callback invocation. The callback receives the arguments passed to Fire.

Вызывай с 2 параметрами: signal, callback. Таблица аргументов показывает обязательные значения и настройки поведения.

Возвращает connection (RealSignalConnection). Используй таблицу возвращаемых значений, чтобы отличать успех, nil и обрабатываемые ошибки.

Пример

Connect a callback that runs at most once.

local signal = Signal.new()

signal:Once(function(value)
    print(value)
end)

signal:Fire("first")
signal:Fire("second")

Типы

RealSignal

Signal object returned by Signal.new.

Connect (callback: (...any) -> ()) -> RealSignalConnection Adds a callback that runs when Fire is called.Once (callback: (...any) -> ()) -> RealSignalConnection Adds a callback that is disconnected before its first callback invocation.Wait () -> ...any Yields until Fire resumes the waiter with the fired values.Fire (...values: any) -> () Runs connected callbacks and resumes waiters with the provided values.

RealSignalConnection

Connection object returned by RealSignal.Connect and RealSignal.Once.

Disconnect () -> () Disconnects the connection.