Array filters in Swift use $0, what does it mean? What are other possible variations? Check array filter example in Swift documentation.
Asked
Active
Viewed 179 times
0
-
So in the case of `filter`, `$0` is an element of the sequence. – Hamish Dec 24 '16 at 11:52
-
you can check more detail answer http://stackoverflow.com/a/34785745/4601170 – Bhavin Bhadani Dec 24 '16 at 11:54