Class Box

Examples/NoModules/Chapter 13/Ex13_02/Box.h:4–29

#define BOX_H

class Box
{
public:
  // Constructors
  Box() = default;
  Box(double l, double w, double h) : m_length{ l }, m_width{ w }, m_height{ h } {}

  double volume() const { return m_length * m_width * m_height; }

  // Accessors
  double getLength() const { return m_length; }
  double getWidth()  const { return m_width; }
  double getHeight() const { return m_height; }

  bool operator<(const Box& aBox) const    // Less-than operator
  {
    return volume() < aBox.volume();
  }

  bool operator<(double value) const;      // Compare Box volume < double value

private:
  double m_length{ 1.0 };
  double m_width{ 1.0 };
  double m_height{ 1.0 };
};

// Compare the volume of a Box object with a constant
inline bool Box::operator<(double value) const