ALV MERGE FUNCTION MODULE.

BASED ON GIVEN PURCHASING DOCUMENT NUMBER DISPLAY PURCHASING DOCUMENT NUMBERS, DOCUMENT DATES AND VENDOR NUMBERS BY USING ALV AND ALSO DISPLAY PURCHASING DOCUMENTS WITH GREEN COLOR & VENDOR WITH HOTSPOT BY USING MERGE FUNCTION MODULE.

REPORT ZALV_FM_MERGE.

TYPE-POOLS SLIS.
TABLES EKKO.

SELECT-OPTIONS S_EBELN FOR EKKO-EBELN.

DATA : BEGIN OF WA_EKKO,
    EBELN LIKE EKKO-EBELN,
    BEDAT LIKE EKKO-BEDAT,
    LIFNR LIKE EKKO-LIFNR,
    END OF WA_EKKO.

DATA IT_EKKO LIKE TABLE OF WA_EKKO.

SELECT EBELN BEDAT LIFNR FROM EKKO INTO TABLE IT_EKKO WHERE EBELN IN S_EBELN.

*DECLARING FIELD CATALOG INTERNAL TABLE.

DATA IT_FCAT TYPE SLIS_T_FIELDCAT_ALV,
    WA_FCAT LIKE LINE OF IT_FCAT.

*FILLING FIELD CATALOG.

CALL FUNCTION 'REUSE_ALV_FIELDCATALOG_MERGE'
    EXPORTING
        I_PROGRAM_NAME = SY-CPROG
        I_INTERNAL_TABNAME = 'WA_EKKO'
        I_INCLNAME = SY-CPROG.
    CHANGING
        CT_FIELDCAT = IT_FCAT.

*MODIFY FIELD CATALOG BASED ON REQUIREMENT.

WA_FCAT-KEY="**"
WA_FCAT-EMPHASIZE = 'C510'.

MODIFY IT_FCAT FROM WA_FCAT TRANSPORTING
        EMPHASIZE KEY WHERE FIELDNAME = 'EBELN'.

WA_FCAT-HOTSPOT = 'X'.

MODIFY IT_FCAT FROM WA_FCAT TRANSPORTING HOTSPOT WHERE FIELDNAME = 'LIFNR'.

*DISPLAY OUTPUT.

CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'
    EXPORTING
        IT_FIELDCAT = IT_FCAT
    TABLES
        T_OUTTAB = IT_EKKO.