SAP READ_LFB1 Function Module for Direct read operation of company code information for a vendor

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READ_LFB1 is a standard read lfb1 SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Direct read operation of company code information for a vendor 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 read lfb1 FM, simply by entering the name READ_LFB1 into the relevant SAP transaction such as SE37 or SE38.

Function Group: F020
Program Name: SAPLF020
Main Program: SAPLF020
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function READ_LFB1 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 'READ_LFB1'"Direct read operation of company code information for a vendor
  EXPORTING
   XBUKRS =  "Company code
   XLIFNR =  "Vendor number

 IMPORTING
   XLFB1 =  "Vendor B segment

EXCEPTIONS
   KEY_INCOMPLETE = 1    NOT_AUTHORIZED = 2    NOT_FOUND = 3 

.

IMPORTING Parameters details for READ_LFB1

XBUKRS - Company code

Data type: LFB1-BUKRS
Optional: No
Call by Reference: No ( called with pass by value option)

XLIFNR - Vendor number

Data type: LFB1-LIFNR
Optional: No
Call by Reference: No ( called with pass by value option)

EXPORTING Parameters details for READ_LFB1

XLFB1 - Vendor B segment

Data type: LFB1
Optional: No
Call by Reference: No ( called with pass by value option)

EXCEPTIONS details

KEY_INCOMPLETE - Key is incomplete

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

NOT_AUTHORIZED - No authorization

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

NOT_FOUND - Record not found

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

Copy and paste ABAP code example for READ_LFB1 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 READ_LFB1

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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