library.cpp

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#library #float #include #c++ #class

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本文展示了一个使用C++编写的简单图书信息管理程序。该程序定义了一个名为Book的类，用于存储图书的标题、作者、出版社及价格等信息，并通过成员函数实现图书信息的显示。主函数中创建了四个Book对象并分别赋值，最后调用成员函数显示所有图书的详细信息。

name="google_ads_frame" marginwidth="0" marginheight="0" src="http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-5572165936844014&dt=1194442938015&lmt=1194190197&format=336x280_as&output=html&correlator=1194442937843&url=file%3A%2F%2F%2FC%3A%2FDocuments%2520and%2520Settings%2Flhh1%2F%E6%A1%8C%E9%9D%A2%2FCLanguage.htm&color_bg=FFFFFF&color_text=000000&color_link=000000&color_url=FFFFFF&color_border=FFFFFF&ad_type=text&ga_vid=583001034.1194442938&ga_sid=1194442938&ga_hid=1942779085&flash=9&u_h=768&u_w=1024&u_ah=740&u_aw=1024&u_cd=32&u_tz=480&u_java=true" frameborder="0" width="336" scrolling="no" height="280" allowtransparency="allowtransparency"> #include <iostream.h>
#include <iomanip.h>
#include <string.h>

class Book
{
public:
    void show_title(void) { cout << title << '/n'; };
    void show_book(void) { show_title(); show_publisher(); };
    void assign_members(char *, char *, char *, float);
private:
    char title[256];
    char author[64];
    float price;
    char publisher[256];
    void show_publisher(void) { cout << publisher << '/n'; };
};

void Book::assign_members(char *title, char *author, char *publisher,
    float price)
{
   strcpy(Book::title, title);
   strcpy(Book::author, author);
   strcpy(Book::publisher, publisher);
   Book::price = price;
}

void main(void)
{
Book Library[4];

   Library[0].assign_members("Jamsa's C/C++ Programmer's Bible", "Jamsa and Klander",
    "Jamsa Press", 49.95);
   Library[1].assign_members("Hacker Proof", "Klander", "Jamsa Press", 54.95);
   Library[2].assign_members("ActiveX Programmer's Library", "Lalani and Chandak",
        "Jamsa Press", 49.95);
   Library[3].assign_members("Rescued by C++, Third Edition", "Jamsa",
        "Jamsa Press", 24.95);

   for (int i = 0; i < 4; i++)
     Library[i].show_book();
}