C-plus-plus: Unterschied zwischen den Versionen
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Version vom 9. Dezember 2022, 17:24 Uhr
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Beispiel Klasse Complex
class Complex
{
public:
double _real;
double _imag;
public:
Complex(): _real(0), _imag(0) {}
Complex(double real, double imag): _real(real), _imag(imag) {}
Complex(const Complex &src): _real(src._real), _imag(src._imag) {}
Complex& operator =(const Complex& source){
_real = source._real;
_imag = source._imag;
return *this;
}
};
Beispiel Interface
class Box {
public:
// pure virtual function
virtual double getVolume() = 0;
};
Exception
class ReException {
public:
ReException(const char* message);
ReException(const char* message, const char* file, int line);
virtual ~ReException();
public:
ReException(const ReException& source): _message(source._message){};
ReException& operator =(const ReException& source){ _message = source._message; }
protected:
ReException();
public:
inline void setMessage(const char* message) {
if (m_message != NULL)
free((void *) m_message);
m_message = _strdup(message);
}
}
inline const char* getMessage() const {
return m_message;
}
protected:
const char* m_message;
};