Contents

writeValue(_:completionHandler:)

Modifies the value of the characteristic.

Declaration

func writeValue(_ value: Any?, completionHandler completion: @escaping  @Sendable ((any Error)?) -> Void)
func writeValue(_ value: Any?) async throws

Parameters

  • value:

    The new value.

  • completion:

    The block executed after the request is processed.

    error

    nil on success; otherwise, error object indicating the reason for failure.

See Also

Controlling a characteristic