UI_USER_INTERFACE_IDIOM()
Returns the interface idiom supported by the current device (recommended for apps that run in versions of iOS earlier than 3.2).
Declaration
func UI_USER_INTERFACE_IDIOM() -> UIUserInterfaceIdiomReturn Value
UIUserInterfaceIdiom.phone if the device is an iPhone or iPod touch or UIUserInterfaceIdiom.pad if the device is an iPad.