/**
* 获取两个日期之间的所有月份 (年月)
*
* @param startTime
* @param endTime
* @return:YYYY-MM
*/
public static List<String> getMonthBetweenDate(String startTime, String endTime){
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
// 声明保存日期集合
List<String> list = new ArrayList<String>();
try {
// 转化成日期类型
Date startDate = sdf.parse(startTime);
Date endDate = sdf.parse(endTime);
//用Calendar 进行日期比较判断
Calendar calendar = Calendar.getInstance();
while (startDate.getTime()<=endDate.getTime()){
// 把日期添加到集合
list.add(sdf.format(startDate));
// 设置日期
calendar.setTime(startDate);
//把日期增加一天
calendar.add(Calendar.MONTH, 1);
// 获取增加后的日期
startDate=calendar.getTime();
}
} catch (ParseException e) {
e.printStackTrace();
}
return list;
}
public static void main(String[] args) throws ParseException {
String startStr = "2021-02-26";
String endStr = "2022-03-09";
List<String> list = getMonthBetweenDate(startStr, endStr);
System.out.println(list);
}
[2021-02, 2021-03, 2021-04, 2021-05, 2021-06, 2021-07, 2021-08, 2021-09, 2021-10, 2021-11, 2021-12, 2022-01, 2022-02, 2022-03]
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