Complete Modern C++ - Project - Part IV (Virtual Keyword)

The video tutorial explains the concept of inheritance using account classes, highlighting issues with a hardcoded transaction module. It introduces a solution using base class pointers to allow transactions on different account types. The tutorial further explores polymorphism, demonstrating how virtual functions enable dynamic function calls based on the actual object type at runtime. The video concludes with a brief overview of the benefits of polymorphism and hints at future discussions on the virtual mechanism.

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