SAP FKK_INV_ROUND_AMOUNT Function Module for
FKK_INV_ROUND_AMOUNT is a standard fkk inv round amount 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 fkk inv round amount FM, simply by entering the name FKK_INV_ROUND_AMOUNT into the relevant SAP transaction such as SE37 or SE38.
Function Group: FKKINV_SERVICE
Program Name: SAPLFKKINV_SERVICE
Main Program: SAPLFKKINV_SERVICE
Appliation area: F
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function FKK_INV_ROUND_AMOUNT 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 'FKK_INV_ROUND_AMOUNT'".
EXPORTING
I_APPLK = "Application Area
I_RNDKEY = "Key for Invoice Rounding
I_CURRENCY = "Currency
I_AMOUNT_IN = "
IMPORTING
E_AMOUNT_OUT = "Rounded amount
E_DIFFERENCE = "
E_WRITEOFFTOL = "
E_NO_ROUNDING = "No Rounding
IMPORTING Parameters details for FKK_INV_ROUND_AMOUNT
I_APPLK - Application Area
Data type: APPLK_KKOptional: No
Call by Reference: Yes
I_RNDKEY - Key for Invoice Rounding
Data type: RNDKEY_KKOptional: No
Call by Reference: Yes
I_CURRENCY - Currency
Data type: BLWAE_KKOptional: No
Call by Reference: Yes
I_AMOUNT_IN -
Data type: BETRW_KKOptional: No
Call by Reference: Yes
EXPORTING Parameters details for FKK_INV_ROUND_AMOUNT
E_AMOUNT_OUT - Rounded amount
Data type: BETRW_KKOptional: No
Call by Reference: Yes
E_DIFFERENCE -
Data type: BETRW_KKOptional: No
Call by Reference: Yes
E_WRITEOFFTOL -
Data type: XFELDOptional: No
Call by Reference: Yes
E_NO_ROUNDING - No Rounding
Data type: XFELDOptional: No
Call by Reference: Yes
Copy and paste ABAP code example for FKK_INV_ROUND_AMOUNT 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_applk | TYPE APPLK_KK, " | |||
| lv_e_amount_out | TYPE BETRW_KK, " | |||
| lv_i_rndkey | TYPE RNDKEY_KK, " | |||
| lv_e_difference | TYPE BETRW_KK, " | |||
| lv_i_currency | TYPE BLWAE_KK, " | |||
| lv_e_writeofftol | TYPE XFELD, " | |||
| lv_i_amount_in | TYPE BETRW_KK, " | |||
| lv_e_no_rounding | TYPE XFELD. " |
|   CALL FUNCTION 'FKK_INV_ROUND_AMOUNT' " |
| EXPORTING | ||
| I_APPLK | = lv_i_applk | |
| I_RNDKEY | = lv_i_rndkey | |
| I_CURRENCY | = lv_i_currency | |
| I_AMOUNT_IN | = lv_i_amount_in | |
| IMPORTING | ||
| E_AMOUNT_OUT | = lv_e_amount_out | |
| E_DIFFERENCE | = lv_e_difference | |
| E_WRITEOFFTOL | = lv_e_writeofftol | |
| E_NO_ROUNDING | = lv_e_no_rounding | |
| . " FKK_INV_ROUND_AMOUNT | ||
ABAP code using 7.40 inline data declarations to call FM FKK_INV_ROUND_AMOUNT
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