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

You can also let Swift do it for you!

import Foundation

// Example function:
func printUTF8Vals(_ ptr: UnsafePointer, _ len: Int) { 
    for i in 0..