SAP FM_COMB_LINES Function Module for Add lines for Comb Docs to BL interface table

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FM_COMB_LINES is a standard fm comb lines SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Add lines for Comb Docs to BL interface table 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 fm comb lines FM, simply by entering the name FM_COMB_LINES into the relevant SAP transaction such as SE37 or SE38.

Function Group: COMB_1
Program Name: SAPLCOMB_1
Main Program: SAPLCOMB_1
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function FM_COMB_LINES 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 'FM_COMB_LINES'"Add lines for Comb Docs to BL interface table
  EXPORTING
   I_COMB =  "Combined Document Variant
   I_FMBLCOREIN =  "Budgetary Ledger Interface

 IMPORTING
   E_FMBLCOREIN =  "Interface table type for BL Core
   EX_RETURN =  "Return Parameter
   E_EXIT =  "Checkbox

.

IMPORTING Parameters details for FM_COMB_LINES

I_COMB - Combined Document Variant

Data type: FM_COMB
Optional: No
Call by Reference: Yes

I_FMBLCOREIN - Budgetary Ledger Interface

Data type: FMBLCOREIN
Optional: No
Call by Reference: Yes

EXPORTING Parameters details for FM_COMB_LINES

E_FMBLCOREIN - Interface table type for BL Core

Data type: TFMBLCOREIN
Optional: No
Call by Reference: Yes

EX_RETURN - Return Parameter

Data type: BAPIRET2
Optional: No
Call by Reference: Yes

E_EXIT - Checkbox

Data type: XFELD
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for FM_COMB_LINES 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 FM_COMB_LINES

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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