Feb 3, 2022 · 77 I'm bridging the sync/async worlds in Swift and doing incremental adoption of async/await. I'm trying to invoke an async function that returns a value from a non async …

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.

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 …

How to format localised strings in Swift? Asked 9 years, 9 months ago Modified 9 months ago Viewed 40k times

I have an IOS app with an Azure back-end, and would like to log certain events, like logins and which versions of the app users are running. How can I return the version and build number …

Jun 6, 2014 · 46 For Swift 1 and 2 (for Swift 3 see answer by achi using an inout parameter): Argument of a function in Swift is let by default so change it to var if you need to alter the value …

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 …

Jun 4, 2014 · I am trying to find an item index by searching a list. Does anybody know how to do that? I see there is list.StartIndex and list.EndIndex but I want something like python's …

Jun 5, 2014 · Precision string format specifier in Swift Asked 11 years, 6 months ago Modified 8 months ago Viewed 437k times

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 …