Java作業一

星期一, 11月 21, 2005

Lab 11-21 (1) Class Definition

public class DateFirstTry
{
public String month;
public int day;
public int year;
public void writeOutput()
{
System.out.println(month + " " + day + ", " + year);
}
public void makeItNewYears()
{
month = "January";
day = 1;
System.out.println(month + " " + day + ", " + year);
}
}

public class DateFirstTryDemo
{
public static void main(String[] agrs)
{
DateFirstTry date1, date2;
date1 = new DateFirstTry();
date2 = new DateFirstTry();
date1.month = "December";
date1.day = 31;
date1.year = 2007;
System.out.println("date1:");
date1.writeOutput();
date1.makeItNewYears();

date2.month = "July";
date2.day = 4;
date2.year = 1776;
System.out.println("date2:");
date2.writeOutput();
date2.makeItNewYears();
}
}

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