ALV金额数量汇总列显示

*    "汇总列
*    LOOP AT PT_FIELDCAT INTO GS_FIELDCAT WHERE FIELDNAME = 'KZWI1' OR
*                                               FIELDNAME = 'WRBTR' OR
*                                               FIELDNAME = 'WRBNO'.
*      GS_FIELDCAT-DO_SUM = 'X'.
*      MODIFY PT_FIELDCAT FROM GS_FIELDCAT.
*      CLEAR GS_FIELDCAT.
*    ENDLOOP.
*  ENDIF.