REPORT z14_08.
CLASS vehicle DEFINITION INHERITING FROM object.
PUBLIC SECTION.
METHODS: create,
drive.
PROTECTED SECTION.
DATA speed TYPE i VALUE '100'.
ENDCLASS. "vehicle DEFINITION
CLASS plane DEFINITION INHERITING FROM vehicle.
PUBLIC SECTION.
METHODS: fly.
ENDCLASS. "plane DEFINITION
* Class IMPLEMENTATION
CLASS vehicle IMPLEMENTATION.
METHOD create.
ENDMETHOD. "vehicle
METHOD drive.
speed = speed + 100.
WRITE : 'Driving is possible, ', 'Current:', speed.
ENDMETHOD. "vehicle
ENDCLASS. "vehicle IMPLEMENTATION
CLASS plane IMPLEMENTATION.
METHOD fly.
speed = speed + 1000.
ENDMETHOD.
ENDCLASS. "plane IMPLEMENTATION
DATA : car TYPE REF TO vehicle,
air TYPE REF TO plane.
START-OF-SELECTION.
CREATE OBJECT: car.
air ?= car.
CALL METHOD: air->drive.
CALL METHOD: air->fly.
댓글 2
-
쿨조운
2013.11.22 11:09
-
리얼오버
2024.03.01 08:50
소스코드 수정본
REPORT z14_08.
CLASS vehicle DEFINITION INHERITING FROM object.
PUBLIC SECTION.
METHODS: create,
drive.
PROTECTED SECTION.
DATA speed TYPE i VALUE '100'.
ENDCLASS. "vehicle DEFINITION
CLASS plane DEFINITION INHERITING FROM vehicle.
PUBLIC SECTION.
METHODS: fly.
ENDCLASS. "plane DEFINITION
* Class IMPLEMENTATION
CLASS vehicle IMPLEMENTATION.
METHOD create.
ENDMETHOD. "vehicle
METHOD drive.
speed = speed + 100.
WRITE : 'Driving is possible, ', 'Current:', speed.
ENDMETHOD. "vehicle
ENDCLASS. "vehicle IMPLEMENTATION
CLASS plane IMPLEMENTATION.
METHOD fly.
speed = speed + 1000.
ENDMETHOD.
ENDCLASS. "plane IMPLEMENTATION
DATA : car TYPE REF TO vehicle,
air TYPE REF TO plane.
START-OF-SELECTION.
CREATE OBJECT: car,
air TYPE plane. " 비행기 클래스의 인스턴스 생성
* air ?= car.
CALL METHOD: car->create. " 차량 생성
CALL METHOD: air->drive.
CALL METHOD: air->fly.
번호 | 제목 | 글쓴이 | 날짜 | 조회 수 |
---|---|---|---|---|
589 | REPORT ZDYNAMIC_ITAB_08. | sapjoy | 2009.02.16 | 2760 |
588 | REPORT Z15_026 | sapjoy | 2007.01.31 | 2758 |
587 | REPORT Z07_002 . | sapjoy | 2006.12.06 | 2755 |
586 | REPORT Z17_019 [1] | sapjoy | 2007.02.14 | 2748 |
585 | REPORT Z03_021 [5] | sapjoy | 2007.05.15 | 2737 |
584 | REPORT Z03_005 [1] | sapjoy | 2006.12.02 | 2735 |
583 | report zunicode_034. [1] | sapjoy | 2008.11.21 | 2734 |
582 | REPORT z18_037 [3] | sapjoy | 2008.04.21 | 2728 |
581 | REPORT zBADI_FIND | sapjoy | 2009.01.15 | 2724 |
580 | REPORT Z15_027 . | sapjoy | 2007.02.01 | 2715 |
579 | REPORT z18_032 | sapjoy | 2008.04.21 | 2710 |
578 | TYPE-POOL ztgrp [1] | sapjoy | 2007.05.14 | 2699 |
577 | REPORT Z07_007 | sapjoy | 2006.12.07 | 2698 |
576 | zbapi_java | sapjoy | 2009.02.02 | 2693 |
575 | Z01_019 [2] | sapjoy | 2006.12.02 | 2688 |
574 | report zunicode_031. | sapjoy | 2008.11.21 | 2684 |
573 | TOTAL | sapjoy | 2009.02.19 | 2683 |
572 | REPORT Z15_007 | eabap | 2007.01.23 | 2677 |
571 | REPORT z18_017 | sapjoy | 2007.03.11 | 2672 |
570 | REPORT z_userexit_01 | sapjoy | 2008.12.14 | 2655 |
에러가 나네요 casting에러요 air 객체와 car 객체를 casting 했는데 오류 납니다.