value print println values 相互转换 pan java blog day4
- enum Day{ DAY1, DAY2, DAY3, DAY4, DAY5, DAY6, DAY7 };
- public class test {
- public static void main(String[] args) {
- System.out.println("enum -> int");
- System.out.println("DAY1 = " + Day.DAY1.ordinal());
- System.out.println("int -> enum");
- System.out.println("5 = " + Day.values()[5]);
- }
- }
结果:
enum 和 int 的相互转换
- enum -> int
- DAY1 = 0
- int -> enum
- 5 = DAY6
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