42 lines
2.0 KiB
C++
42 lines
2.0 KiB
C++
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// fig10_09.cpp
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// Attempting to call derived-class-only functions
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// via a base-class pointer.
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#include <string>
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#include "SalariedEmployee.h"
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#include "SalariedCommissionEmployee.h"
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int main() {
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SalariedCommissionEmployee salariedCommission{
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"Bob Lewis", 300.0, 5000.0, .04};
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// aim base-class pointer at derived-class object (allowed)
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SalariedEmployee* salariedPtr{&salariedCommission};
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// invoke base-class member functions on derived-class
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// object through base-class pointer (allowed)
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std::string name{salariedPtr->getName()};
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double salary{salariedPtr->getSalary()};
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// attempt to invoke derived-class-only member functions
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// on derived-class object through base-class pointer (disallowed)
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double grossSales{salariedPtr->getGrossSales()};
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double commissionRate{salariedPtr->getCommissionRate()};
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salariedPtr->setGrossSales(8000.0);
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}
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/**************************************************************************
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* (C) Copyright 1992-2022 by Deitel & Associates, Inc. and *
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* Pearson Education, Inc. All Rights Reserved. *
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* *
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* DISCLAIMER: The authors and publisher of this book have used their *
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* best efforts in preparing the book. These efforts include the *
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* development, research, and testing of the theories and programs *
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* to determine their effectiveness. The authors and publisher make *
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* no warranty of any kind, expressed or implied, with regard to these *
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* programs or to the documentation contained in these books. The authors *
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* and publisher shall not be liable in any event for incidental or *
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* consequential damages in connection with, or arising out of, the *
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* furnishing, performance, or use of these programs. *
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**************************************************************************/
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