StringPlayground

//: Playground - noun: a place where people can play

import UIKit

var str = "Hello, playground"

let greeting: String = "hello, world!"
let capitalizedGreeting = greeting.capitalizedString

let testString = "👴🙅HahaśāGœ"

for c in testString.characters {
    print(c)
}

for c in testString.cStringUsingEncoding(NSUTF16StringEncoding)! {
    print(c)
}

let oldString: NSString = testString

print(oldString.length, appendNewline: false) // 12
print(testString.characters.count, appendNewline: false) // 10