枚举的基本使用方法 Enumerations

Enumeration

 enum SomeEnumeration{

case enumeration1

case enumeration2

case  enumeration3

...

}





import UIKit





enum GameEnding{

case Win

case Lose

case Draw

}

var yourScore:Int = 80

var enemyScore:Int = 90





var theGameEnding:GameEnding

if yourDcore>enemyScore{ theGameEnding = GameEnding.Win}

else if yourScore == enemyScore{theGameEnding = .Draw}

else { theGameEnding = .Lose}





switch theGameEnding

{

case.Win:println("You Win")

case.Lose:println("You Lose")

case.Drawn:println("It is a draw")

}