data.java.bak

来自「半年的java基础联系源码！现在看了破！对于初学java的朋友能帮上忙就用吧」· BAK 代码 · 共 48 行

public class Data
{
	int year;
	int month;
	int day;
	Data(int year,int month,int day)
	{
		this.year=year;
		this.month=month;
		this.day=day;
	}
	public void display()
	{
		System.out.println(year+"\\"+month+"\\"+day);
	}
	public void addDay()
	{
		day=day+1;
		if(day>30)
		{
			if(month>=12)
			{
				year++;
				month=1;
			}
			else
			{
				month++;
			}
		day=1;
		}	
	}
	public void newData(int year,int month,int day)
	{
		this.year=year;
		this.month=month;
		this.day=day;
	}
	public static void main(String[] args)
	{
		Data data1= new Data(2006,3,30);
		data1.display();
		data1.addDay();
		data1.display();
		data1.newData(2006,4,5);
		data1.display();
	}
}