月份加减方法处理

private static  String monthAdd(String dateStr) {String result = "";try {SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");Date dateFormat = format.parse(dateStr);Calendar c = Calendar.getInstance();c.setTime(dateFormat);c.add(Calendar.MONTH, 1);result = format.format(c.getTime());} catch (ParseException e) {e.printStackTrace();}return result ;}

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