java.util.Date、java.sql.Date、java.sql.Time、java.sql.Timestamp小结
finalSimpleDateFormatsdfDate=newSimpleDateFormat("yyyy-MM-ddHH:mm:ss.SSS",Locale.US);//dd/MM/yyyyfinalDatenow=newDate();System.out.println(now);finalStringstrDate=sdfDate.format(now);System.out.printl