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.
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668 | REPORT z18_033 [47] | sapjoy | 2008.10.13 | 9031 |
667 | REPORT Z15_003 [49] | sapjoy | 2008.04.15 | 7498 |
666 | report zunicode_027. [4] | sapjoy | 2008.11.21 | 6262 |
665 | REPORT Z20_01. | sapjoy | 2012.08.01 | 5060 |
664 | REPORT z18_03. | sapjoy | 2012.08.01 | 4556 |
663 | Z01_012 [9] | sapjoy | 2006.12.02 | 4545 |
662 | Z_EXPORT_GRAPHIC_FROM_SE78 [1] | sapjoy | 2011.03.28 | 4443 |
661 | report zsapdoi_002. | sapjoy | 2008.12.26 | 4405 |
660 | REPORT zsmw0010 | sapjoy | 2010.10.11 | 4313 |
659 | REPORT z18_028 | sapjoy | 2007.04.09 | 4278 |
658 | report zsalv_045 . | sapjoy | 2010.08.20 | 4262 |
657 | Dynamic Table Maintenance [1] | sapjoy | 2006.12.04 | 4093 |
656 | REPORT ZTABLE_UTIL | sapjoy | 2010.10.09 | 4010 |
655 | REPORT Z19_02. | sapjoy | 2012.08.01 | 3924 |
654 | report zsaptip_009 [1] | sapjoy | 2010.12.10 | 3852 |
653 | INCLUDE ZXF04U01 | sapjoy | 2008.12.15 | 3695 |
652 | REPORT ZTEST_ABAPTPDF | sapjoy | 2010.10.09 | 3691 |
651 | REPORT Z_3DGRAPH. [1] | sapjoy | 2010.10.17 | 3659 |
650 | REPORT zfalv_011. | sapjoy | 2011.02.16 | 3624 |
에러가 나네요 casting에러요 air 객체와 car 객체를 casting 했는데 오류 납니다.