MODULE create_dropdown_box INPUT.

  TYPES: BEGIN OF t_carrid,

           carrid TYPE scarr-carrid,

           carrname      TYPE scarr-carrname,

         END   OF t_carrid.

  DATA : itab_carrid TYPE TABLE OF t_carrid.

  SELECT carrid carrname

                  FROM scarr

                  INTO CORRESPONDING FIELDS OF TABLE itab_carrid.

  CALL FUNCTION 'F4IF_INT_TABLE_VALUE_REQUEST'

    EXPORTING

      retfield        = 'CARRID'

      value_org       = 'S'

    TABLES

      value_tab       = itab_carrid

    EXCEPTIONS

      parameter_error = 1

      no_values_found = 2

      OTHERS          = 3.

ENDMODULE.                 " create_dropdown_box  INPUT