keysOfUnsetValuesKey
Key for the resource properties that have not been set after the Setresourcevalues(_:) method returns an error, returned as an array of NSString objects.
Declaration
static let keysOfUnsetValuesKey: URLResourceKeyKey for the resource properties that have not been set after the Setresourcevalues(_:) method returns an error, returned as an array of NSString objects.
static let keysOfUnsetValuesKey: URLResourceKey