【每日日报】第二十二天

1 今天写了上机练习

　　4.9图书管理系统

package Libiary;

public class Book {
    String name,writer,out,btime,etime,ftime;
    int money;
    void setname(String n){name=n;}
    void setwritter(String w){writer=w;}
    void setout(String o){out=o;}
    String getname(){return name;}
    String getout(){return out;}
    Book(String n,String o,String w){name=n;out=o;writer=w;}
    public static void main(String args[]){
        Book b1=new Book("One","GuangMing","XiaoMing");
        Book b2=new Book("Tow","GuangMing","XiaoMing");
        System.out.print(b1.getname()+' ');
        System.out.println(b1.getout());
        System.out.print(b2.getname()+' ');
        System.out.println(b2.getout());
        
    }
}

2 没遇到什么问题

3 明天继续看手册