Global Variable

UIMinimumKeepAliveTimeout

The minimum amount of time (measured in seconds) an app may run a critical background task in the background.

Declaration

let UIMinimumKeepAliveTimeout: TimeInterval

See Also

Fetching Content in the Background

func setMinimumBackgroundFetchInterval(TimeInterval)

Specifies the minimum amount of time that must elapse between background fetch operations.

class let backgroundFetchIntervalMinimum: TimeInterval

The smallest fetch interval supported by the system.

class let backgroundFetchIntervalNever: TimeInterval

A fetch interval large enough to prevent fetch operations from occurring.