SAP RKC_WRITE_HIERARCHY Function Module for

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RKC_WRITE_HIERARCHY is a standard rkc write hierarchy SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used to perform a specific ABAP function and below is the pattern details, 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 rkc write hierarchy FM, simply by entering the name RKC_WRITE_HIERARCHY into the relevant SAP transaction such as SE37 or SE38.

Function Group: KXHI
Program Name: SAPLKXHI
Main Program: SAPLKXHI
Appliation area: K
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function RKC_WRITE_HIERARCHY 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 'RKC_WRITE_HIERARCHY'"
  EXPORTING
   I_HIERARCHY =  "

 IMPORTING
   O_HIERARCHY =  "

TABLES
   HIERARCHY_POINTER =  "Hierarchy data

EXCEPTIONS
   DB_ERROR = 1 

.

IMPORTING Parameters details for RKC_WRITE_HIERARCHY

I_HIERARCHY -

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

EXPORTING Parameters details for RKC_WRITE_HIERARCHY

O_HIERARCHY -

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

TABLES Parameters details for RKC_WRITE_HIERARCHY

HIERARCHY_POINTER - Hierarchy data

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

EXCEPTIONS details

DB_ERROR - Unexpected database error

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

Copy and paste ABAP code example for RKC_WRITE_HIERARCHY 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 RKC_WRITE_HIERARCHY

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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