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#include <iostream> using namespace std; class TridaA { int a; // implicitne private public: int b; TridaA(); // konstruktor ~TridaA(); private: int c; }; TridaA::TridaA() { cout << "konstruktor" << endl; } TridaA::~TridaA() { cout << "destruktor" << endl; } struct TridaB { int a; // imlicitne public }; int main () { TridaA a; TridaB b; // promenna a je private a.a = 10; cout << a.a << endl; // promenna a je public b.a = 10; cout << b.a << endl; TridaA *c = new TridaA(); c->b = 88; delete c; return 0; }
#include <iostream> class TridaA { private: int stav; public: TridaA () {} TridaA (int a) { } TridaA (double a) { } void metoda () { // inline definice metody // ekvivalent void TridaA::metoda () { ... } // definice metody std::cout << "metoda A" << std::endl; } int ctiStav (); }; void TridaA::ctiStav () { return stav; } class TridaB : public TridaA { /* dedeni: public: zachova se viditelnost podle puvodniho predpisu protected: public -> protected private: vsechno je private */ public: void metoda () { std::cout << "metoda B" << std::endl; std::cout << "volani metody TridaA::metoda() "<< std::endl; TridaA::metoda (); } }; int main () { TridaA a; a.metoda (); TridaA b(10); TridaA c(3.14); TridaB d; d.metoda (); d.TridaA::metoda(); return 0; }