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Read person object from disk

#include <fstream>                 #include <iostream>   using namespace std;   class person{      protected:         char name[80];                     short age;                      public:         void showData(){            cout << "Name: " << name << endl;            cout << "Age: " << age << endl;         }   };   int main(){      person pers;                       ifstream infile("PERSON.DAT", ios::binary);                                        infile.read( reinterpret_cast<char*>(&pers), sizeof(pers) );      pers.showData();                   return 0;   }