SAP ABAP_SCAN_DATA_DESCRIPTION Function Module for Scan the Global Data Declaration with ABAP Dictionary References

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ABAP_SCAN_DATA_DESCRIPTION is a standard abap scan data description SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Scan the Global Data Declaration with ABAP Dictionary References processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.

See here to view full function module documentation and code listing for abap scan data description FM, simply by entering the name ABAP_SCAN_DATA_DESCRIPTION into the relevant SAP transaction such as SE37 or SE38.

Function Group: SSN1
Program Name: SAPLSSN1
Main Program:
Appliation area:
Release date: 26-Aug-1996
Mode(Normal, Remote etc): Normal Function Module
Update:

Function ABAP_SCAN_DATA_DESCRIPTION pattern details

In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.

CALL FUNCTION 'ABAP_SCAN_DATA_DESCRIPTION'"Scan the Global Data Declaration with ABAP Dictionary References
  EXPORTING
   STRUCTURE_NAME =  "Name of internal data structure
   MAIN_PROGRAM_NAME =  "Main program name of internal table
   I_CONTEXT =  "Character Field Length 1

TABLES
   ABAP_SOURCE =  "ABAP source code (READ REPORT ...)
   DDIC_FIELDINFO =  "Data object for structure information
*  DDIC_FIELDINFO2 =  "

EXCEPTIONS
   SOURCE_NOT_ACCEPTED = 1 

.

IMPORTING Parameters details for ABAP_SCAN_DATA_DESCRIPTION

STRUCTURE_NAME - Name of internal data structure

Data type: TFDIR-FUNCNAME
Optional: No
Call by Reference: No ( called with pass by value option)

MAIN_PROGRAM_NAME - Main program name of internal table

Data type: TRDIR-NAME
Optional: No
Call by Reference: No ( called with pass by value option)

I_CONTEXT - Character Field Length 1

Data type: CHAR01
Optional: No
Call by Reference: No ( called with pass by value option)

TABLES Parameters details for ABAP_SCAN_DATA_DESCRIPTION

ABAP_SOURCE - ABAP source code (READ REPORT ...)

Data type: RSSOURCE
Optional: No
Call by Reference: No ( called with pass by value option)

DDIC_FIELDINFO - Data object for structure information

Data type: FIELDINFO
Optional: No
Call by Reference: No ( called with pass by value option)

DDIC_FIELDINFO2 -

Data type: SLIS_T_FIELDINFO2
Optional: Yes
Call by Reference: Yes

EXCEPTIONS details

SOURCE_NOT_ACCEPTED - Non-analyzable source code (SCAN ...)

Data type:
Optional: No
Call by Reference: No ( called with pass by value option)

Copy and paste ABAP code example for ABAP_SCAN_DATA_DESCRIPTION Function Module

The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than 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 newer method of declaring data variables on the fly. 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), which i why i have stuck to the origianl for this example.

ABAP code using 7.40 inline data declarations to call FM ABAP_SCAN_DATA_DESCRIPTION

The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.

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