The Swift Programming Language guide has the following example: class Person { let name: String init(name: String) { self.name = name } …
swift optional forced-unwrappingI've been playing around with Swift and discovered that when down casting an object to be inserted into a dictionary, …
swift optional downcast forced-unwrappingI was very confused about forced unwrapping and implicit unwrapping at first. Now, the following understanding comes from my self-study: …
swift optional forced-unwrappingWhen I am about to fire my segue for the 2nd view I also send some values like this: if …
swift swifty-json forced-unwrapping