Labels:text | book | screenshot | poster | illustration OCR: TLeadProgrammer 5 TProgrammer 1. Outside object calls virtual function via reference to superclass 2. Forwarding class overrides the call, 3. Call is forwarded to subclass 4. Subclass dispatches control to caller class. 5. Celler class invokes implementation in superclass; Figure 2: Calling sequence when a virtual function is called.
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