SAP L_IDOC_RETURN Function Module for
L_IDOC_RETURN is a standard l idoc return 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 l idoc return FM, simply by entering the name L_IDOC_RETURN into the relevant SAP transaction such as SE37 or SE38.
Function Group: LIDO
Program Name: SAPLLIDO
Main Program: SAPLLIDO
Appliation area: L
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function L_IDOC_RETURN 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 'L_IDOC_RETURN'".
EXPORTING
I_IDOC_CONTROL = "Control record of created IDOC
TABLES
T_IDOC_DATA = "Data records of created IDOC
Customer Function user exits
Below is a list of CUSTOMER FUNCTION exit user exits that are available within this program and maybe relevant for this FM.EXIT_SAPLLIDO_001 Customer Exit of IDOC WMTOID01 (transfer Order) on Issue
EXIT_SAPLLIDO_002 Customer Exit of IDOC WMCAID01 (TO Cancellation Request) on Issue
EXIT_SAPLLIDO_003 Customer Exit of IDOC WMRRID01 (Reference Number Release) on Issue
EXIT_SAPLLIDO_004 Customer Exit for IDOC WMIVID01 (System Inventory Record) on Issue
EXIT_SAPLLIDO_005 Exit for Sending IDOC WMPHID01
IMPORTING Parameters details for L_IDOC_RETURN
I_IDOC_CONTROL - Control record of created IDOC
Data type: EDIDCOptional: No
Call by Reference: No ( called with pass by value option)
TABLES Parameters details for L_IDOC_RETURN
T_IDOC_DATA - Data records of created IDOC
Data type: EDIDDOptional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for L_IDOC_RETURN 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: | ||||
| lt_t_idoc_data | TYPE STANDARD TABLE OF EDIDD, " | |||
| lv_i_idoc_control | TYPE EDIDC. " |
|   CALL FUNCTION 'L_IDOC_RETURN' " |
| EXPORTING | ||
| I_IDOC_CONTROL | = lv_i_idoc_control | |
| TABLES | ||
| T_IDOC_DATA | = lt_t_idoc_data | |
| . " L_IDOC_RETURN | ||
ABAP code using 7.40 inline data declarations to call FM L_IDOC_RETURN
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.Search for further information about these or an SAP related objects