如何在swift3中获取子串的范围？

如何在swift3中获取子串的范围？

let string = "Please Click Here" 

我需要点击范围

Answer 1

 let string = "Please Click Here" if let range = string.range(of: "Click") { print(range) } 

Answer 2

转换为NSString和用户rangeOf ：

 let string = "Please Click Here" let range = (string as NSString).range(of: "Click", options: .caseInsensitive) print(range)