How convert String.UTF8View.Index to String.CharacterView.Index?

Question

I'm handling with String in swift.But when I want to convert String.UTF8View.Index to String.CharacterView.Index,I got some trouble.Anyone knows how to do?Thanks in advance!

Answer 1

Use the following init function:

String.Index.init(utf8Index: UTF8Index##UTF8Index#>, within: <#T##String#>)

You must user String as parameter in this function.