c1.get(c1.MONTH)+1,这里为什么要加1？？
importjava.util.*;publicclassCalendarDemo{publicstaticvoidmain(String[]args){Calendar...
import java.util.*;
public class CalendarDemo
{
public static void main(String [] args)
{
Calendar c1=Calendar.getInstance();
System.out.println(c1.get(c1.YEAR)+"year"+(c1.get(c1.MONTH)+1)+"month"+c1.get(c1.DAY_OF_MONTH)+"day"+c1.get(c1.HOUR)+":"+c1.get(c1.MINUTE)+":"+c1.get(c1.SECOND));
c1.add(c1.DAY_OF_YEAR,230);
System.out.println(c1.get(c1.YEAR)+"year"+(c1.get(c1.MONTH)+1)+"month"+c1.get(c1.DAY_OF_MONTH)+"day"+c1.get(c1.HOUR)+":"+c1.get(c1.MINUTE)+":"+c1.get(c1.SECOND));
}
} 展开
public class CalendarDemo
{
public static void main(String [] args)
{
Calendar c1=Calendar.getInstance();
System.out.println(c1.get(c1.YEAR)+"year"+(c1.get(c1.MONTH)+1)+"month"+c1.get(c1.DAY_OF_MONTH)+"day"+c1.get(c1.HOUR)+":"+c1.get(c1.MINUTE)+":"+c1.get(c1.SECOND));
c1.add(c1.DAY_OF_YEAR,230);
System.out.println(c1.get(c1.YEAR)+"year"+(c1.get(c1.MONTH)+1)+"month"+c1.get(c1.DAY_OF_MONTH)+"day"+c1.get(c1.HOUR)+":"+c1.get(c1.MINUTE)+":"+c1.get(c1.SECOND));
}
} 展开
1个回答
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月份是0~11算起的所以要加1就是1~12
追问
那时间中的小时 是默认为12小时格式的？ 比如16:21:00，打印出来是04:21:00
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