给你个例子吧
import java.util.Calendar;public class op
{
public static void main(String[] args)
{
Calendar ca=Calendar.getInstance();
String date=((ca.get(Calendar.YEAR))+"-"
+(ca.get(Calendar.MONTH)+1)
+"-"+(ca.get(Calendar.DAY_OF_MONTH))
+" "+(ca.get(Calendar.HOUR_OF_DAY))
+":"+(ca.get(Calendar.MINUTE))
+":"+(ca.get(Calendar.SECOND)));
System.out.println(date);
}
}
import java.util.Calendar;public class op
{
public static void main(String[] args)
{
Calendar ca=Calendar.getInstance();
String date=((ca.get(Calendar.YEAR))+"-"
+(ca.get(Calendar.MONTH)+1)
+"-"+(ca.get(Calendar.DAY_OF_MONTH))
+" "+(ca.get(Calendar.HOUR_OF_DAY))
+":"+(ca.get(Calendar.MINUTE))
+":"+(ca.get(Calendar.SECOND)));
System.out.println(date);
}
}
Date d=new Date();
然后用d.getDay(),d.getMonth(),d.getYear();
int year = calendar.get(Calendar.YEAR);
int month = calendar.get(Calendar.MONTH);
int date = calendar.get(Calendar.DATE);
System.out.println(ca.get(Calendar.YEAR)); //年
System.out.println(ca.get(Calendar.MONTH));//月
System.out.println(ca.get(Calendar.DATE));//日
import java.util.*;public class DateTest{
public static void main(String[] args){
MyDate date = new MyDate();
}
}class MyDate{
public MyDate(){
Calendar myDate = Calendar.getInstance();
int intYear = myDate.get(Calendar.YEAR);
int intMonth = myDate.get(Calendar.MONTH);
int intDay = myDate.get(Calendar.DATE);
System.out.println("Current Year is: " + intYear);
System.out.println("Current Month is: " + (intMonth + 1));
System.out.println("Current Date is: " + intDay);
}
}