From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001 From: Sven Eisenhauer Date: Fri, 10 Nov 2023 15:11:48 +0100 Subject: add new repo --- Bachelor/Prog1/examples/ch06/Fig06_04/Fig06_04.cpp | 58 ++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 Bachelor/Prog1/examples/ch06/Fig06_04/Fig06_04.cpp (limited to 'Bachelor/Prog1/examples/ch06/Fig06_04/Fig06_04.cpp') diff --git a/Bachelor/Prog1/examples/ch06/Fig06_04/Fig06_04.cpp b/Bachelor/Prog1/examples/ch06/Fig06_04/Fig06_04.cpp new file mode 100644 index 0000000..68c1be3 --- /dev/null +++ b/Bachelor/Prog1/examples/ch06/Fig06_04/Fig06_04.cpp @@ -0,0 +1,58 @@ +// Fig. 6.4: fig06_04.cpp +// Demonstrating the class member access operators . and -> +// +// CAUTION: IN FUTURE EXAMPLES WE AVOID PUBLIC DATA! +#include + +using std::cout; +using std::endl; + +// class Count definition +class Count { + +public: + int x; + + void print() + { + cout << x << endl; + } + +}; // end class Count + +int main() +{ + Count counter; // create counter object + Count *counterPtr = &counter; // create pointer to counter + Count &counterRef = counter; // create reference to counter + + cout << "Assign 1 to x and print using the object's name: "; + counter.x = 1; // assign 1 to data member x + counter.print(); // call member function print + + cout << "Assign 2 to x and print using a reference: "; + counterRef.x = 2; // assign 2 to data member x + counterRef.print(); // call member function print + + cout << "Assign 3 to x and print using a pointer: "; + counterPtr->x = 3; // assign 3 to data member x + counterPtr->print(); // call member function print + + return 0; + +} // end main + +/************************************************************************** + * (C) Copyright 1992-2002 by Deitel & Associates, Inc. and Prentice * + * Hall. All Rights Reserved. * + * * + * DISCLAIMER: The authors and publisher of this book have used their * + * best efforts in preparing the book. These efforts include the * + * development, research, and testing of the theories and programs * + * to determine their effectiveness. The authors and publisher make * + * no warranty of any kind, expressed or implied, with regard to these * + * programs or to the documentation contained in these books. The authors * + * and publisher shall not be liable in any event for incidental or * + * consequential damages in connection with, or arising out of, the * + * furnishing, performance, or use of these programs. * + *************************************************************************/ \ No newline at end of file -- cgit v1.2.3