简单写了下,希望可以帮到你:
class date {
String year, month, day;
public date() {
year = null;
month = null;
day = null;
}
public date(String y, String m, String d) {
year = y;
month = m;
day = d;
}
public void Output1() {
System.out.println(year + " " + month + " " + day);
}
public void Output2() {
System.out.println(month + " " + day + " " + year);
}
public void Output3() {
System.out.println(day + " " + month + " " + year);
}
}
public class Ex6 {
public static void main(String[] args) {
date obj = new date("2009", "05", "20");
System.out.print("第1种输出形式:");
obj.Output1();
System.out.print("第2种输出形式:");
obj.Output2();
System.out.print("第3种输出形式:");
obj.Output3();
}
}
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