the base class, and it is initialized with the address of the derived class object. Again, the pointer
b invokes the function show() of the base class and not the function of class X (derived class.).
To invoke the function of the derived class X, the following statement is used:
((X*)b)->show();
In the above statement, typecasting (upcasting) is used. The upcasting forces the object of class
W to behave as if it were the object of class X. This time, the function show() of class X (de-
rived class) is invoked. The process of obtaining the address of a derived class object, and treating
it as the ...
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