JAVA 枚举详解

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public class enuml {

 
public enum Color{  
    RED,BLUE,BLACK,YELLOW,GREEN  
}  

      
   public static void main(String[] args) {    
    Color color=Color.BLUE;  
    switch(color){  
           case RED: System.out.println("it's red");break;  
           case BLUE: System.out.println("it's blue");break;  
           case BLACK: System.out.println("it's blue");break;  

    }
       }    
   }    

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it's blue

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