String y1 = "2016-02";//開始時間

String y2 = "2019-12";//結束時間

try{

Date startDate= new SimpleDateFormat("yyyy-MM").parse(y1);

Date endDate= new SimpleDateFormat("yyyy-MM").parse(y2);

Calendar calendar=Calendar.getInstance();

calendar.setTime(startDate);//獲取開始年份和開始月份

int startYear =calendar.get(Calendar.YEAR);int startMonth =calendar.get(Calendar.MONTH);//獲取結束年份和結束月份

calendar.setTime(endDate);int endYear =calendar.get(Calendar.YEAR);int endMonth =calendar.get(Calendar.MONTH);// List list = new ArrayList();for (int i = startYear; i <= endYear; i++) {

String date= "";if (startYear ==endYear) {for (int j = startMonth; j <= endMonth; j++) {if (j < 9) {

date= i + "-0" + (j + 1);

}else{

date= i + "-" + (j + 1);

}

list.add(date);

}

}else{if (i ==startYear) {for (int j = startMonth; j < 12; j++) {if (j < 9) {

date= i + "-0" + (j + 1);

}else{

date= i + "-" + (j + 1);

}

list.add(date);

}

}else if (i ==endYear) {for (int j = 0; j <= endMonth; j++) {if (j < 9) {

date= i + "-0" + (j + 1);

}else{

date= i + "-" + (j + 1);

}

list.add(date);

}

}else{for (int j = 0; j < 12; j++) {if (j < 9) {

date= i + "-0" + (j + 1);

}else{

date= i + "-" + (j + 1);

}

list.add(date);

}

}

}

}//所有的月份已經準備好//System.out.println(list);

for(int i = 0;i < list.size();i++){

System.out.println(list.get(i));

}

}catch(Exception e) {

e.printStackTrace();

}