import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class XCC { public static void main(String[] args) { SimpleDateFormat f = new SimpleDateFormat("yyyy年MM月dd日"); Date date1 = new Date(System.currentTimeMillis()); Date date2 = new Date(System.currentTimeMillis()+100000000000L); Calendar c1 = Calendar.getInstance(); Calendar c2 = Calendar.getInstance(); c1.setTime(date1); c2.setTime(date2);
在分贝比较 年月日?
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
public class XCC {
public static void main(String[] args) {
SimpleDateFormat f = new SimpleDateFormat("yyyy年MM月dd日");
Date date1 = new Date(System.currentTimeMillis());
Date date2 = new Date(System.currentTimeMillis()+100000000000L);
Calendar c1 = Calendar.getInstance();
Calendar c2 = Calendar.getInstance();
c1.setTime(date1);
c2.setTime(date2);
if(c1.after(c2))//下边的程序总认为c1在c2之前
{
c1.setTime(date2);
c2.setTime(date1);
}
//开始判断年,月,日
if(c1.get(Calendar.YEAR)<c2.get(Calendar.YEAR))//年份不相同,全部输出
{
System.out.println(f.format(c1.getTime())+"-"+f.format(c2.getTime()));
}else//年份相同,因为c1肯定是小的,不可能大于
{
if(c1.get(Calendar.MONTH)<c2.get(Calendar.MONTH))//月份不相同,不输出年
{
System.out.println(f.format(c1.getTime())+"-"+f.format(c2.getTime()).substring(5));
}else
{
System.out.println(f.format(c1.getTime())+"-"+f.format(c2.getTime()).substring(8));
}
}
}
}