java日期遍历

import java.text.DateFormat;

import java.text.SimpleDateFormat;

import java.util.Calendar;

import java.util.Date;

public class Test0003 {

public static void main(String args[]) {

//请注意月份是从0-11

Calendar start = Calendar.getInstance();

start.set(2014,2, 1);

Calendar end = Calendar.getInstance();

end.set(2014, 3, 1);

int sumSunday = 0;

int sumSat = 0;

SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");

while(start.compareTo(end) <= 0) {

int w = start.get(Calendar.DAY_OF_WEEK);

if(w == Calendar.SUNDAY)

sumSunday ++;

if(w == Calendar.SATURDAY)

sumSat ++;

//打印每天

System.out.println(format.format(start.getTime()));

//循环，每次天数加1

start.set(Calendar.DATE, start.get(Calendar.DATE) + 1);

}

System.out.println("星期天总数为:" + sumSunday);

System.out.println("星期六总数为:" + sumSat);

}

}