SAP LINE_LAYOUT_INIT Function Module for Line structure fast entry: initialization (determination sample/refer

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LINE_LAYOUT_INIT is a standard line layout init SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Line structure fast entry: initialization (determination sample/refer 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 line layout init FM, simply by entering the name LINE_LAYOUT_INIT into the relevant SAP transaction such as SE37 or SE38.

Function Group: F034
Program Name: SAPLF034
Main Program: SAPLF034
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function LINE_LAYOUT_INIT 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 'LINE_LAYOUT_INIT'"Line structure fast entry: initialization (determination sample/refer
  EXPORTING
   I_ANWND =  "Application
   I_ANZRO =  "Number loop lines
   I_BUVAR =  "Screen variant
   I_PROGN =  "Program
   I_TCODE =  "Transaction (FAKP or other)

 IMPORTING
   E_CDYNP =  "Customer-specific ref. screen for modificat.
   E_MDYNP =  "Sample screen
   E_VDYNP =  "Template Screen
   E_WDYNP =  "

TABLES
   T_BUVTAB =  "Internal table of the company code variants

EXCEPTIONS
   ABNORMAL_TERMINATION = 1 

.

IMPORTING Parameters details for LINE_LAYOUT_INIT

I_ANWND - Application

Data type: T021D-ANWND
Optional: No
Call by Reference: No ( called with pass by value option)

I_ANZRO - Number loop lines

Data type: T021F-ANZRO
Optional: No
Call by Reference: No ( called with pass by value option)

I_BUVAR - Screen variant

Data type: T021H-BUVAR
Optional: No
Call by Reference: No ( called with pass by value option)

I_PROGN - Program

Data type: T021D-PROGN
Optional: No
Call by Reference: No ( called with pass by value option)

I_TCODE - Transaction (FAKP or other)

Data type: T020-TCODE
Optional: No
Call by Reference: No ( called with pass by value option)

EXPORTING Parameters details for LINE_LAYOUT_INIT

E_CDYNP - Customer-specific ref. screen for modificat.

Data type: T021D-DYNNR
Optional: No
Call by Reference: No ( called with pass by value option)

E_MDYNP - Sample screen

Data type: T021D-DYNNR
Optional: No
Call by Reference: No ( called with pass by value option)

E_VDYNP - Template Screen

Data type: T021D-DYNNR
Optional: No
Call by Reference: No ( called with pass by value option)

E_WDYNP -

Data type: T021D-DYNNR
Optional: No
Call by Reference: No ( called with pass by value option)

TABLES Parameters details for LINE_LAYOUT_INIT

T_BUVTAB - Internal table of the company code variants

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

EXCEPTIONS details

ABNORMAL_TERMINATION - Processing Terminated

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

Copy and paste ABAP code example for LINE_LAYOUT_INIT 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 LINE_LAYOUT_INIT

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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