用JAVA语言简单写出程序 ,判断2013/9/13到2013/10/1日相差的天数!
package www.csdn.lipf;
import java.util.Calendar;
public class DateSub {
public static void main(String[] args) {
String[] d1 = date1.split("-");//将字符串拆分
int m2 = Integer.parseInt(d2[1]);
Calendar c = Calendar.getInstance();

//获取该天为该年中的第几天,然后相减即为结果
int x = c.get(Calendar.DAY_OF_YEAR);
int y = c.get(Calendar.DAY_OF_YEAR);
System.out.println("2013-9-8到2013-10-1有:" + (y - x) + "天");
}
}