Adding item to keychain using Swift

Question

I\'m trying to add an item to the iOS keychain using Swift but can\'t figure out how to type cast properly. From WWDC 2013 session 709, given the following Objective-C code:

Answer 1

You simply need to downcast the literal:

let dict = ["hi": "Pasan"] as NSDictionary

Now dict is an NSDictionary. To make a mutable one, it's very similar to Objective-C:

let mDict = dict.mutableCopy() as NSMutableDictionary
mDict["hola"] = "Ben"