How to get range of substring in swift3? [duplicate]

问题

This question already has answers here:

How do I check if a string contains another string in Swift? (27 answers)

Closed 3 years ago.

How to get range of substring in swift3?

 let string  = "Please Click Here"

I need range of click

回答1:

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

}

回答2:

Convert to NSString and user rangeOf:

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

来源：https://stackoverflow.com/questions/40328242/how-to-get-range-of-substring-in-swift3