摘要:
1 /** 2 * 获得当前日期前day天 3 * @param day 4 * @return 5 */ 6 public static String getTimeStr(int day) { 7 SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd"); 8 Date d = new Date(); 9 Calendar cal = Calendar.getInstance();10 cal.setTime(d);11 ... 阅读全文