1,java class Decomposition:
Import Java.util.calendar;import Java.util.date;public class Test01 {@SuppressWarnings ("deprecation") public static void Main (string[] args) {Date d = new Date (); Calendar C = calendar.getinstance (); C.settime (d); int year = C.get (calendar.year); int Month=c.get (calendar.month) +1; int day =c.get (calendar.day_of_month); int hour =c.get (calendar.hour_of_day); int minute =c.get (calendar.minute); int second =c.get (calendar.second); SYSTEM.OUT.PRINTLN ("===== Year:" +year); System.out.println ("===== Month:" +month); System.out.println ("===== Day:" +day); System.out.println ("=====:" +hour); System.out.println ("===== points:" +minute); System.out.println ("===== Second:" +second); Date Mydate=new date (); int Myweekday=mydate.getday (); String weekday = ""; if (Myweekday = = 0) {weekday= "Sunday"; } else if (Myweekday = = 1) {weekday= "Monday"; } else if (Myweekday = = 2) {weekday= "Tuesday"; } else if (Myweekday = = 3) {weekday= "Wednesday"; } else if (Myweekday = = 4) {weekday= "Thursday"; } else if (Myweekday = = 5) {weekday= "Friday"; } else if (Myweekday = = 6) {weekday= "Saturday"; } System.out.println ("Today is:" +weekday); }}
2, query statement decomposition: ...
Separating date data