DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); try { Date d1 = df.parse("2004-03-26 13:31:40"); Date d2 = df.parse("2004-01-02 11:30:24"); long diff = d1.getTime() - d2.getTime();//这样得到的差值是微秒级别 long days = diff / (1000 * 60 * 60 * 24); long hours = (diff-days*(1000 * 60 * 60 * 24))/(1000* 60 * 60); long minutes = (diff-days*(1000 * 60 * 60 * 24)-hours*(1000* 60 * 60))/(1000* 60); System.out.println(""+days+"天"+hours+"小时"+minutes+"分"); }catch (Exception e) { }