DOCNUMBER_CHECK_IN_EXIT SAP Function module - Check document number against user exit

DOCNUMBER_CHECK_IN_EXIT is a standard SAP function module available within R/3 SAP systems depending on your version and release level. Below is the pattern details for this FM showing its interface including any import and export parameters, exceptions etc as well as any documentation contributions (Comments) specific to the object.

See here to view full function module documentation and code listing, simply by entering the name DOCNUMBER_CHECK_IN_EXIT into the relevant SAP transaction such as SE37 or SE80.

Associated Function Group: CVCH
Released Date: Not Released
Processing type: Normal fucntion module

Pattern for FM DOCNUMBER_CHECK_IN_EXIT - DOCNUMBER CHECK IN EXIT

CALL FUNCTION 'DOCNUMBER_CHECK_IN_EXIT' "Check document number against user exit
  EXPORTING
    pf_tcode = 'CV03'           " sy-tcode
    ex_doknr =                  " draw-doknr
    ex_dokar =                  " draw-dokar
  IMPORTING
    doknr =                     " draw-doknr
    .  "  DOCNUMBER_CHECK_IN_EXIT

ABAP code example for Function Module DOCNUMBER_CHECK_IN_EXIT

The ABAP code below is a full code listing to execute function module DOCNUMBER_CHECK_IN_EXIT including all data declarations. The code uses the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the original method of declaring data variables up front. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8).

DATA:
ld_doknr  
 
 TYPE DRAW-DOKNR
.


DATA(ld_pf_tcode) = 'some text here'.
 

SELECT single DOKNR 
  FROM DRAW 
  INTO @DATA(ld_ex_doknr).

 

SELECT single DOKAR 
  FROM DRAW 
  INTO @DATA(ld_ex_dokar).

.

CALL FUNCTION 'DOCNUMBER_CHECK_IN_EXIT'
  EXPORTING
    pf_tcode =                   ld_pf_tcode
    ex_doknr =                   ld_ex_doknr
    ex_dokar =                   ld_ex_dokar
  IMPORTING
    doknr =                      ld_doknr
    .  "  DOCNUMBER_CHECK_IN_EXIT

IF SY-SUBRC EQ 0.
  "All OK
ENDIF.

ABAP code to compare 7.40 inline data declaration with original syntax

The below ABAP code uses the older none in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. It may also be useful if you are using an older version of SAP as some of the newer syntax above, such as the @DATA is not available until 4.70 EHP 8.

DATA:

ld_doknr
 
 TYPE DRAW-DOKNR ,
ld_pf_tcode
 
 TYPE SY-TCODE ,
ld_ex_doknr
 
 TYPE DRAW-DOKNR ,
ld_ex_dokar
 
 TYPE DRAW-DOKAR .


ld_pf_tcode = 'some text here'.

SELECT single DOKNR 
  FROM DRAW 
  INTO ld_ex_doknr.


SELECT single DOKAR 
  FROM DRAW 
  INTO ld_ex_dokar.