°´Ã¼ÁöÇâ (Object-Orientation)

°´Ã¼ÁöÇâ (Object-Orientation)

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  • A program is centered on data structures, with algorithms that manipulate them.
  • Data Structures + Algorithms = Program
  • Data and procedures treated as if they were independent when, in fact, they are not.
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  • A program is composed of objects, where an object incorporates both.
  • Data Structures + Algorithms = Object Objects + Objects = Program

Traditional View

Object-Oriented View

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• Synonym
  • Attribute
    • Variable, Data Structure, Data, Storage
  • Method
    • Operation, Function, Procedure, Algorithms
  • Example of Traditional View
    • Basic, Cobol
    • COMMON block in Fortran
    • Call by Reference in HLL
    • Pointer Manipulation in HLL
  • In OOP
    • Throught the Pre-defined Message Protocol
  • only applies to pure OOPLs.