box.h

来自「c++最经典的入门书籍」· C头文件 代码 · 共 22 行

// Box.h
#ifndef BOX_H
#define BOX_H

class Box {
  public:
    Box(double lengthValue = 1.0, double widthValue = 1.0,
                                                   double heightValue = 1.0);

    // Function to show the volume of an object
    void showVolume() const;

    // Function to calculate the volume of a Box object
    virtual double volume() const;

  protected:
    double length;
    double width;
    double height;
};
#endif