How to convert String to UnsafePointer and length

Question

When I using NSOutputStream\'s write method

func write(_ buffer: UnsafePointer, maxLength length: Int) -> Int
         


        

Answer 1

Swift 4,

Convert String to NSString, then use NSString's methods.

let text = "Hello"
let pointer: UnsafePointer? = NSString(string: text).utf8String
let length = NSString(string: text).length