From the course: Learning Higher-Order Functions with Swift

Unlock the full course today

Join today to access over 22,600 courses taught by industry experts or purchase this course individually.

Sorted

Sorted

From the course: Learning Higher-Order Functions with Swift

Start my 1-month free trial

Sorted

“

- [Instructor] So we want to look at some more aspects of sorting. We're going to talk about sorted. So sorted's a little bit different. So I'm going to delete some of this code right here, and we're going to look at sorted. So I'll keep my names array and I'm going to call names.sorted, notice this has a return type, it's an array of strings, that's the same type as names, and you'll come to understand that that means it's going to return a sorted array of names. It won't change names at all. Notice the parameters, notice the return type. So in this case we're going to say, let sortedNames = names.sorted. Well there's another interesting thing, now that it knows I'm assigning it to something, when I go sort, there's a red line through the two that have no return type. It wants me to use one that has a return type. So I could use sorted, and just like before it would do it with the default, <, so it would sort it in ascending order and that's perfectly fine. We could print out sorted…

Contents