F4IF_INT_TABLE_VALUE_REQUEST sap function module

*&-------------------------------------------------------------*
*& Report  ZTAB_SHELP                                          *
*&-------------------------------------------------------------*
*& Created by SAP Development                                     *
*&                                                             *
*& Display itab as search help                                 *
*& ...................................                         *
*& The basic requirement for this demo is to display a number  *
*& of fields from the EKKO table as a search help using        *
*& SAP function module F4IF_INT_TABLE_VALUE_REQUEST.           *
*&-------------------------------------------------------------*
REPORT ZTAB_SHELP.
parameters: p_ebeln type ekko-ebeln.
TYPES: BEGIN OF t_ekko,
  ebeln TYPE ekpo-ebeln,
  ebelp TYPE ekpo-ebelp,
  statu TYPE ekpo-statu,
  aedat TYPE ekpo-aedat,
  matnr TYPE ekpo-matnr,
  menge TYPE ekpo-menge,
  meins TYPE ekpo-meins,
  netpr TYPE ekpo-netpr,
  peinh TYPE ekpo-peinh,
 END OF t_ekko.
DATA: it_ekko TYPE STANDARD TABLE OF t_ekko INITIAL SIZE 0,
      wa_ekko TYPE t_ekko,
      it_return type STANDARD TABLE OF DDSHRETVAL,
      wa_return like line of it_return.
**************************************************************
*at selection-screen
at selection-screen on value-request for p_ebeln.
select *
  up to 10 rows
  from ekko
  into CORRESPONDING FIELDS OF TABLE it_ekko.
CALL FUNCTION 'F4IF_INT_TABLE_VALUE_REQUEST'
  EXPORTING
*   DDIC_STRUCTURE         = 'EKKO'
    RETFIELD               = 'EBELN'
*   PVALKEY                = ' '
*    DYNPPROG               = sy-repid
*    DYNPNR                 = sy-dynnr
*   DYNPROFIELD            = 'EBELN'
*   STEPL                  = 0
    WINDOW_TITLE           = 'Ekko Records'
*   VALUE                  = ' '
    VALUE_ORG              = 'S'
*    MULTIPLE_CHOICE        = 'X'  "allows you select multiple entries from the popup
*   DISPLAY                = ' '
*   CALLBACK_PROGRAM       = ' '
*   CALLBACK_FORM          = ' '
*   MARK_TAB               =
* IMPORTING
*   USER_RESET             = ld_ret
  TABLES
    VALUE_TAB              = it_ekko
*    FIELD_TAB              = lt_field
    RETURN_TAB             = it_return
*   DYNPFLD_MAPPING        =
 EXCEPTIONS
   PARAMETER_ERROR        = 1
   NO_VALUES_FOUND        = 2
   OTHERS                 = 3.
READ TABLE it_return into wa_return index 1.
p_ebeln = wa_return-fieldval.