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REPORT  ysap_parent_child_class1.


PARAMETERS : e TYPE i,

             f TYPE i.

*----------------------------------------------------------------------*

*       CLASS parentcls DEFINITION

*----------------------------------------------------------------------*

*

*----------------------------------------------------------------------*

CLASS parentcls DEFINITION.

  PUBLIC SECTION.

    DATA : a TYPE i,

                 b TYPE i.

    METHODS: add.


  PROTECTED SECTION.

    DATA: c TYPE i.

ENDCLASS.                    "parentcls DEFINITION


*----------------------------------------------------------------------*

*       CLASS parentcls IMPLEMENTATION

*----------------------------------------------------------------------*

*

*----------------------------------------------------------------------*

CLASS parentcls IMPLEMENTATION.

  METHOD add.

    a = e.

    b = f.

    c = a + b.

    WRITE: 'this is parent class data'.

    WRITE: c.

  ENDMETHOD.                    "add

ENDCLASS.                    "parentcls IMPLEMENTATION


*----------------------------------------------------------------------*

*       CLASS childcls DEFINITION

*----------------------------------------------------------------------*

*

*----------------------------------------------------------------------*

CLASS childcls DEFINITION INHERITING FROM parentcls.

  PUBLIC SECTION.

    METHODS: add1.

ENDCLASS.                    "childcls DEFINITION


*----------------------------------------------------------------------*

*       CLASS childcls IMPLEMENTATION

*----------------------------------------------------------------------*

*

*----------------------------------------------------------------------*

CLASS childcls IMPLEMENTATION.

  METHOD add1.

    WRITE: 'this is child class data'.

    WRITE: c.

  ENDMETHOD.                                                "add1

ENDCLASS.                    "childcls IMPLEMENTATION



START-OF-SELECTION.


  DATA: parent TYPE REF TO parentcls,

        child TYPE REF TO childcls.


  CREATE OBJECT: parent, child.


  CALL METHOD: parent->add. 


Serkan AKKAVAK

Computer Engineer BSc

SAP Department Manager

Contact : serkurumsal@yandex.com