import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;/**
*by ZZD
*2019年5月22日
*2019
*/public class ToDate {
public static void main(String[] args) {
String beginDateStr = "2009-09-01";
String endDateStr = "2019-09-01";
getDaySub(beginDateStr, endDateStr);
}
public static long getDaySub(String beginDateStr,String endDateStr) {
long day = 0;
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
Date beginDate;
Date endDate;
try {
beginDate = format.parse(beginDateStr);
endDate = format.parse(endDateStr);
day = (endDate.getTime()-beginDate.getTime())/(24*60*60*1000);
} catch (ParseException e) {
e.printStackTrace();
}
System.out.println("day:"+day);
return day;
}
}