SAP UPF_VARIABLE_USER_EXIT Function Module for An example of variables of type User-Exit
UPF_VARIABLE_USER_EXIT is a standard upf variable user exit SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for An example of variables of type User-Exit 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 upf variable user exit FM, simply by entering the name UPF_VARIABLE_USER_EXIT into the relevant SAP transaction such as SE37 or SE38.
Function Group: UPFX
Program Name: SAPLUPFX
Main Program: SAPLUPFX
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function UPF_VARIABLE_USER_EXIT 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 'UPF_VARIABLE_USER_EXIT'"An example of variables of type User-Exit.
EXPORTING
I_AREA = "Planning Area
I_VARIABLE = "Variable
* I_CHANM = "Characteristic
ITO_CHANM = "Characteristics
IMPORTING
ETO_CHARSEL = "Selection table
IMPORTING Parameters details for UPF_VARIABLE_USER_EXIT
I_AREA - Planning Area
Data type: UPC_Y_AREAOptional: No
Call by Reference: No ( called with pass by value option)
I_VARIABLE - Variable
Data type: UPC_Y_VARIABLEOptional: No
Call by Reference: No ( called with pass by value option)
I_CHANM - Characteristic
Data type: UPC_Y_CHANMOptional: Yes
Call by Reference: No ( called with pass by value option)
ITO_CHANM - Characteristics
Data type: UPC_YTO_CHAOptional: No
Call by Reference: No ( called with pass by value option)
EXPORTING Parameters details for UPF_VARIABLE_USER_EXIT
ETO_CHARSEL - Selection table
Data type: UPC_YTO_CHARSELOptional: No
Call by Reference: Yes
Copy and paste ABAP code example for UPF_VARIABLE_USER_EXIT 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_i_area | TYPE UPC_Y_AREA, " | |||
| lv_eto_charsel | TYPE UPC_YTO_CHARSEL, " | |||
| lv_i_variable | TYPE UPC_Y_VARIABLE, " | |||
| lv_i_chanm | TYPE UPC_Y_CHANM, " | |||
| lv_ito_chanm | TYPE UPC_YTO_CHA. " |
|   CALL FUNCTION 'UPF_VARIABLE_USER_EXIT' "An example of variables of type User-Exit |
| EXPORTING | ||
| I_AREA | = lv_i_area | |
| I_VARIABLE | = lv_i_variable | |
| I_CHANM | = lv_i_chanm | |
| ITO_CHANM | = lv_ito_chanm | |
| IMPORTING | ||
| ETO_CHARSEL | = lv_eto_charsel | |
| . " UPF_VARIABLE_USER_EXIT | ||
ABAP code using 7.40 inline data declarations to call FM UPF_VARIABLE_USER_EXIT
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