SAP DD_ENCODE_FORKEY Function Module for DD: Coding of type and left card. of the FM for dependency factor

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DD_ENCODE_FORKEY is a standard dd encode forkey SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for DD: Coding of type and left card. of the FM for dependency factor 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 dd encode forkey FM, simply by entering the name DD_ENCODE_FORKEY into the relevant SAP transaction such as SE37 or SE38.

Function Group: SDFK
Program Name: SAPLSDFK
Main Program:
Appliation area: S
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function DD_ENCODE_FORKEY 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 'DD_ENCODE_FORKEY'"DD: Coding of type and left card. of the FM for dependency factor
  EXPORTING
   FRKART_NEW =  "Type of foreign key (new)
   CARD_LEFT =  "

 IMPORTING
   FRKART_OLD =  "Dependency factor of foreign key (old)

EXCEPTIONS
   WRONG_INPUT = 1 

.

IMPORTING Parameters details for DD_ENCODE_FORKEY

FRKART_NEW - Type of foreign key (new)

Data type: DD08D-FRKART_NEW
Optional: No
Call by Reference: No ( called with pass by value option)

CARD_LEFT -

Data type: DD08D-CARDLEFT
Optional: No
Call by Reference: No ( called with pass by value option)

EXPORTING Parameters details for DD_ENCODE_FORKEY

FRKART_OLD - Dependency factor of foreign key (old)

Data type: DD08L-FRKART
Optional: No
Call by Reference: No ( called with pass by value option)

EXCEPTIONS details

WRONG_INPUT - incorrect entry

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

Copy and paste ABAP code example for DD_ENCODE_FORKEY 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 DD_ENCODE_FORKEY

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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