'Optional Chaining' sounds like it lets you join thing together to some extent: https://developer.apple.com/library/prerelease/ios/documentation/Swift/Conceptu

'Optional Chaining' sounds like it lets you join thing together to some extent: https://developer.apple.com/library/prerelease/ios/documentation/Swift/Conceptual/Swift_Programming_Language/OptionalChaining.html https://developer.apple.com/library/prerelease/ios/documenta...