Related resources for upcasting
  • Runtime Polymorphism in Java4/11/2014 5:59:35 PM. This article explains one of the most important concepts of Object Oriented Programming, Polymorphism, with several sets of examples along with definitions and related diagrams.
  • Polymorphism, Up-casting and Down-casting9/18/2007 11:15:02 AM. This article gives an introduction to polymorphism in C#. Using the example created in this introduction, the article then goes on to describe how we up-cast and down-cast objects.
C# Language Specification 5.0
This book provides a complete description of the C# language 5.0.
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