SAP RSAR_CONSTANT_CHECK Function Module for Testing a fixed input value for a rule

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RSAR_CONSTANT_CHECK is a standard rsar constant check SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Testing a fixed input value for a rule 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 rsar constant check FM, simply by entering the name RSAR_CONSTANT_CHECK into the relevant SAP transaction such as SE37 or SE38.

Function Group: RSAC
Program Name: SAPLRSAC
Main Program: SAPLRSAC
Appliation area: B
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function RSAR_CONSTANT_CHECK 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 'RSAR_CONSTANT_CHECK'"Testing a fixed input value for a rule
  EXPORTING
   I_IOBJNM =  "InfoObject
*  I_CONVERSION_ONLY = RS_C_TRUE "Boolean

CHANGING
*  C_VALUE_EXT =  "
*  C_VALUE_INT =  "

EXCEPTIONS
   INCORRECT_VALUE = 1 

.

IMPORTING Parameters details for RSAR_CONSTANT_CHECK

I_IOBJNM - InfoObject

Data type: RSIOBJNM
Optional: No
Call by Reference: No ( called with pass by value option)

I_CONVERSION_ONLY - Boolean

Data type: RS_BOOL
Default: RS_C_TRUE
Optional: Yes
Call by Reference: No ( called with pass by value option)

CHANGING Parameters details for RSAR_CONSTANT_CHECK

C_VALUE_EXT -

Data type:
Optional: Yes
Call by Reference: No ( called with pass by value option)

C_VALUE_INT -

Data type:
Optional: Yes
Call by Reference: No ( called with pass by value option)

EXCEPTIONS details

INCORRECT_VALUE - Value is not correct

Data type:
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for RSAR_CONSTANT_CHECK 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 RSAR_CONSTANT_CHECK

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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