| 23 | double getLength() const { return m_length; } |
| 24 | double getWidth() const { return m_width; } |
| 25 | double getHeight() const { return m_height; } |
| 26 | |
| 27 | protected: // Protected to facilitate further examples |
| 28 | double m_length {1.0}; // later this chapter (should normally be private) |