Static CBCentralManagerRestoredStateScanOptionsKey 

pub unsafe static CBCentralManagerRestoredStateScanOptionsKey: &'static NSString

Available on crate feature CBCentralManagerConstants only.

An NSDictionary containing the scan options at the time the application was terminated by the system.

See: centralManager:willRestoreState:

See also: scanForPeripheralsWithServices:options:

See also Apple’s documentation