在Java中,可以使用values()方法来遍历enum中的所有值。以下是一个简单的示例:
public class Main {
    public enum Day {
        MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY
    }
    public static void main(String[] args) {
        // 遍历Day枚举中的所有值
        for (Day day : Day.values()) {
            System.out.println(day);
        }
    }
}
上述代码将输出:
MONDAY
TUESDAY
WEDNESDAY
THURSDAY
FRIDAY
SATURDAY
SUNDAY