java Enum 用法樣本，javaenum用法樣本

java Enum 用法樣本，javaenum用法樣本

public enum MyEnum {Monday,Tuesday,Wednesday,Thursady,Friday,Saturday,Sunday;public static void main(String[]args){//Enum 對象MyEnum mye;mye=MyEnum.Sunday;MyEnum mye1=MyEnum.Monday;/** * enum convert to int *  int java.lang.Enum.ordinal() */System.out.println(mye.ordinal());System.out.println(mye1.ordinal());/** * toString() * String java.lang.Enum.name() */System.out.println(mye);System.out.println(mye.name());/** * int convert to enum */MyEnum mye2=MyEnum.values()[1];MyEnum mye3=mye2.values()[2];System.out.println(mye2);System.out.println(mye3);/** * is equal or not * boolean java.lang.Enum.equals(Object other) */System.out.println(MyEnum.Monday.equals(MyEnum.Monday));/** * foreach out */System.out.println(mye.values().length);for (MyEnum e : MyEnum.values()) {System.out.println(e);}}}

　　運行結果：

6
0
Sunday
Sunday
Tuesday
Wednesday
true
7
Monday
Tuesday
Wednesday
Thursady
Friday
Saturday
Sunday