SAP SUBTRACTION Function Module for Test Function Module for Context

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SUBTRACTION is a standard subtraction SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Test Function Module for Context 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 subtraction FM, simply by entering the name SUBTRACTION into the relevant SAP transaction such as SE37 or SE38.

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

Function SUBTRACTION 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 'SUBTRACTION'"Test Function Module for Context
  EXPORTING
   V1 =  "First Value
   V2 =  "Second Value

 IMPORTING
   RESULT =  "Result of Subtraction V1 - V2

.

IMPORTING Parameters details for SUBTRACTION

V1 - First Value

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

V2 - Second Value

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

EXPORTING Parameters details for SUBTRACTION

RESULT - Result of Subtraction V1 - V2

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

Copy and paste ABAP code example for SUBTRACTION 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 SUBTRACTION

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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