SAP LFM1_SINGLE_READ Function Module for Buffered Read of Table LFM1
LFM1_SINGLE_READ is a standard lfm1 single read SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Buffered Read of Table LFM1 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 lfm1 single read FM, simply by entering the name LFM1_SINGLE_READ into the relevant SAP transaction such as SE37 or SE38.
Function Group: WY20
Program Name: SAPLWY20
Main Program: SAPLWY20
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function LFM1_SINGLE_READ 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 'LFM1_SINGLE_READ'"Buffered Read of Table LFM1.
EXPORTING
I_LIFNR = "Number of vendor
I_EKORG = "Purchasing Organization
* I_RESET_BUFFER = "
* I_BYPASSING_BUFFER = "
IMPORTING
O_LFM1 = "
O_EKORZ = "
EXCEPTIONS
NOT_FOUND = 1
IMPORTING Parameters details for LFM1_SINGLE_READ
I_LIFNR - Number of vendor
Data type: LFM1-LIFNROptional: No
Call by Reference: No ( called with pass by value option)
I_EKORG - Purchasing Organization
Data type: LFM1-EKORGOptional: No
Call by Reference: No ( called with pass by value option)
I_RESET_BUFFER -
Data type:Optional: Yes
Call by Reference: No ( called with pass by value option)
I_BYPASSING_BUFFER -
Data type:Optional: Yes
Call by Reference: No ( called with pass by value option)
EXPORTING Parameters details for LFM1_SINGLE_READ
O_LFM1 -
Data type: LFM1Optional: No
Call by Reference: No ( called with pass by value option)
O_EKORZ -
Data type: T024Z-EKORZOptional: No
Call by Reference: No ( called with pass by value option)
EXCEPTIONS details
NOT_FOUND -
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for LFM1_SINGLE_READ 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.| DATA: | ||||
| lv_o_lfm1 | TYPE LFM1, " | |||
| lv_i_lifnr | TYPE LFM1-LIFNR, " | |||
| lv_not_found | TYPE LFM1, " | |||
| lv_i_ekorg | TYPE LFM1-EKORG, " | |||
| lv_o_ekorz | TYPE T024Z-EKORZ, " | |||
| lv_i_reset_buffer | TYPE T024Z, " | |||
| lv_i_bypassing_buffer | TYPE T024Z. " |
|   CALL FUNCTION 'LFM1_SINGLE_READ' "Buffered Read of Table LFM1 |
| EXPORTING | ||
| I_LIFNR | = lv_i_lifnr | |
| I_EKORG | = lv_i_ekorg | |
| I_RESET_BUFFER | = lv_i_reset_buffer | |
| I_BYPASSING_BUFFER | = lv_i_bypassing_buffer | |
| IMPORTING | ||
| O_LFM1 | = lv_o_lfm1 | |
| O_EKORZ | = lv_o_ekorz | |
| EXCEPTIONS | ||
| NOT_FOUND = 1 | ||
| . " LFM1_SINGLE_READ | ||
ABAP code using 7.40 inline data declarations to call FM LFM1_SINGLE_READ
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.| "SELECT single LIFNR FROM LFM1 INTO @DATA(ld_i_lifnr). | ||||
| "SELECT single EKORG FROM LFM1 INTO @DATA(ld_i_ekorg). | ||||
| "SELECT single EKORZ FROM T024Z INTO @DATA(ld_o_ekorz). | ||||
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