给出年月日,如何取到当天是星期几?

Question

用calendar 的DAY_OF_WEEK 属性

Answer 1

        Calendar cal = Calendar.getInstance();
        cal.set(Calendar.YEAR, 2004);
        cal.set(Calendar.MONTH, 5);//注意,这里的5表示六月.
        cal.set(Calendar.DAY_OF_MONTH, 22);
        System.out.println(cal.get(Calendar.DAY_OF_WEEK));

Answer 2

Calendar cal = new GregorianCalendar(2004, Calendar.JUNE, 22);
          int    dayOfWeek = cal.get(Calendar.DAY_OF_WEEK);
          System.out.println("dayOfweek="+dayOfWeek); // 3=Tuesday

Answer 3

上面说得很详细了，使用Calendar 类的 DAY_OF_WEEK 属性