It is even easier in Swift: let string : String = "Hello " let characters = Array(string) println(characters) // [H, e, l, l, o, ... ... <看更多>

In this Swift programming tutorial, we will go over how to count elements in strings, arrays, and dictionaries ... ... <看更多>

String , Array , and Dictionary are all structs (that get stored on the stack), but their dynamically sized "content" is stored in a buffer ... ... <看更多>

var shoppingList = ["Eggs", "Milk", "Fish", "Chicken", "Apples] //All items are string so Swift will auto cast it as a String Array ... <看更多>

Swift : generic function to convert a sequence to an array ... Seems like the syntax of swift has changed. ... (1...40).map { String($0) } Swift 3 ... ... <看更多>