Swift_5_類和結構體

標籤：swift

import Foundationprintln("Hello, World!")class PeopleClass{    }struct PeopleStruct{    }struct Resolution {    var width = 0    var heigth = 0}class VideoMode {    var resolution = Resolution()    var interlaced = false    var frameRate = 0.0    var name : String?}let someResolution = Resolution()let someVideoMode = VideoMode()println("The width of someResolution is \(someResolution.width)")someVideoMode.resolution.width = 12880println("The width of someVideoMode is now \(someVideoMode.resolution.width)")let vga = Resolution(width:640, heigth: 480)println("vga is \(vga.width) \(vga.heigth)")let hd = Resolution(width: 1920, heigth: 1080)var cinema = hdcinema.width = 2048println("cinema is now  \(cinema.width) pixels wide")

Swift_5_類和結構體