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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. const int DAYS = 0x08;
  5.  
  6. class Date
  7. {
  8. private:
  9. 	uint8_t day, month, year;
  10.  
  11.     uint8_t bcdToUint(uint8_t const nybbles);
  12. public:
  13. 	Date():day(1), month(1), year(00)   // lnitialisierungsliste mit konstante Parameterwerten
  14. 	{}
  15. 	// Initialisierungsliste über parametrisierten Konstruktor
  16. 	Date(uint8_t _day, uint8_t _month, uint8_t _year):day(_day), month(_month), year(_year)
  17. 	{  // entspircht:  day = _day; ....
  18. 	}
  19. 	~Date() {printf("Good bye\n");}			// Destruktor
  20.     uint8_t GetDay();	// Methode
  21. };
  22.  
  23. uint8_t Date::bcdToUint(uint8_t const nybbles)
  24. {
  25.     day = (nybbles>>4)*10 + (nybbles & 0x0F);
  26.     return day;
  27. }
  28. uint8_t Date::GetDay()
  29. {
  30.     //return bcdToUint(day & 0x3F);
  31.     return day;
  32. }
  33.  
  34. int main()
  35. {
  36. 	Date date1;				// Instanziierung mit Standard Konstruktor und 
  37. 	Date date2(18,4,15);  	// mit parametrisierten Konstruktor
  38. 	printf("GetDay Test\n");
  39. 	printf("Day 1: %d\n", date1.GetDay());
  40. 	printf("Day 2: %d\n", date2.GetDay());
  41.   return 0;
  42. }
  43.  
Success #stdin #stdout 0s 3140KB
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stdin
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Standard input is empty
stdout
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GetDay Test
Day 1: 1
Day 2: 18
Good bye
Good bye
https://ideone.com/t0CQmk
Konstruktor und Initialisierungsliste Singleclass
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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