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- How does one declare optional methods in a Swift protocol?
415 In Swift 2 and onwards it's possible to add default implementations of a protocol This creates a new way of optional methods in protocols
- null nil in Swift - Stack Overflow
8 Swift’s nil is not the same as nil in Objective-C In Objective-C, nil is a pointer to a non-existent object In Swift, nil is not a pointer—it is the absence of a value of a certain type Optionals of any type can be set to nil, not just object types NULL has no equivalent in Swift nil is also called nil in Swift Nil has no equivalent
- ios - How do you create a Swift Date object? - Stack Overflow
Swift has its own Date type No need to use NSDate Creating a Date and Time in Swift In Swift, dates and times are stored in a 64-bit floating point number measuring the number of seconds since the reference date of January 1, 2001 at 00:00:00 UTC This is expressed in the Date structure The following would give you the current date and time:
- ios - Swift - encode URL - Stack Overflow
98 Swift 4 5 To encode a parameter in URL I find using alphanumerics character set the easiest option:
- swift2 - Swift: guard let vs if let - Stack Overflow
The Swift Docs on Control Flow explain the idea behind that: Using a guard statement for requirements improves the readability of your code, compared to doing the same check with an if statement
- Can you run and compile Swift code on Windows? - Stack Overflow
With the release of Swift 3 0 being available for Mac OS and Windows, does this mean you can compile and run Swift code on Windows? If so what compiler do you use for Windows?
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