SAP CLCA_CHECK_CLASSTYPE Function Module for Class Type Check

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CLCA_CHECK_CLASSTYPE is a standard clca check classtype SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Class Type Check 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 clca check classtype FM, simply by entering the name CLCA_CHECK_CLASSTYPE into the relevant SAP transaction such as SE37 or SE38.

Function Group: CLCA
Program Name: SAPLCLCA
Main Program: SAPLCLCA
Appliation area: M
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function CLCA_CHECK_CLASSTYPE 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 'CLCA_CHECK_CLASSTYPE'"Class Type Check
  EXPORTING
   CLASSTYPE =  "Class Type
*  OBTAB = ' ' "Table

EXCEPTIONS
   CLASSTYPE_NOT_FOUND = 1    INVALID_CLASSTYPE = 2 

.

IMPORTING Parameters details for CLCA_CHECK_CLASSTYPE

CLASSTYPE - Class Type

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

OBTAB - Table

Data type: TCLA-OBTAB
Default: SPACE
Optional: Yes
Call by Reference: No ( called with pass by value option)

EXCEPTIONS details

CLASSTYPE_NOT_FOUND - Class Type Not Found

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

INVALID_CLASSTYPE - Class Type Does Not Match Table

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

Copy and paste ABAP code example for CLCA_CHECK_CLASSTYPE 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 CLCA_CHECK_CLASSTYPE

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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