SAP COMPARE_CHECK_NUMBERS Function Module for

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COMPARE_CHECK_NUMBERS is a standard compare check numbers 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 compare check numbers FM, simply by entering the name COMPARE_CHECK_NUMBERS into the relevant SAP transaction such as SE37 or SE38.

Function Group: FCHKCORE
Program Name: SAPLFCHKCORE
Main Program: SAPLFCHKCORE
Appliation area: F
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function COMPARE_CHECK_NUMBERS 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 'COMPARE_CHECK_NUMBERS'"
  EXPORTING
   I_CHECK1 =  "first check number
   I_CHECK2 =  "second check number

 IMPORTING
   E_DISTANCE =  "Interval between check numbers
   E_REASON =  "Reason, why comparison not possibl
   E_RESULT =  "Result of comparison

.

IMPORTING Parameters details for COMPARE_CHECK_NUMBERS

I_CHECK1 - first check number

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

I_CHECK2 - second check number

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

EXPORTING Parameters details for COMPARE_CHECK_NUMBERS

E_DISTANCE - Interval between check numbers

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

E_REASON - Reason, why comparison not possibl

Data type: CHAR3
Optional: No
Call by Reference: No ( called with pass by value option)

E_RESULT - Result of comparison

Data type: CHAR2
Optional: No
Call by Reference: No ( called with pass by value option)

Copy and paste ABAP code example for COMPARE_CHECK_NUMBERS 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 COMPARE_CHECK_NUMBERS

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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