Calendar类与它的方法
import java
.util
.Calendar
;
import java
.util
.Date
;
public class Calendars {
public static void main(String
[] args
) {
}
public static String
getWeek(int week
) {
String
[] weeks
= {"", "星期一", "星期二","星期三", "星期四", "星期五", "星期六", "星期日"};
return weeks
[week
];
}
public static String
getDate(int num
) {
return num
> 9 ? "" + num
: "0" + num
;
}
private static void demo3() {
Date date
= new Date();
Calendar c
= Calendar
.getInstance();
c
.setTime(date
);
System
.out
.println(c
.get(Calendar
.YEAR
));
c
.add(Calendar
.YEAR
, +1);
Date date2
= c
.getTime();
System
.out
.println(date2
);
}
private static void demo2() {
Calendar c
= Calendar
.getInstance();
c
.add(Calendar
.MONTH
, +1);
c
.set(Calendar
.YEAR
,2011);
c
.set(Calendar
.DATE
, 11);
c
.add(Calendar
.DATE
, +1);
System
.out
.println(c
.get(Calendar
.YEAR
) + "年" + c
.get(Calendar
.MONTH
) + "月" + c
.get(Calendar
.DATE
) + "日");
}
private static void demo1() {
Calendar c
= Calendar
.getInstance();
System
.out
.println(c
);
System
.out
.println(c
.get(Calendar
.YEAR
));
System
.out
.println(c
.get(Calendar
.MONTH
));
System
.out
.println(c
.get(Calendar
.DATE
));
System
.out
.println(c
.get(Calendar
.DAY_OF_MONTH
));
System
.out
.println(c
.get(Calendar
.DAY_OF_WEEK
));
}
}
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