SAP DSYS_EXIST Function Module for

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DSYS_EXIST is a standard dsys exist 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 dsys exist FM, simply by entering the name DSYS_EXIST into the relevant SAP transaction such as SE37 or SE38.

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

Function DSYS_EXIST 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 'DSYS_EXIST'"
  EXPORTING
   DOKCLASS =  "Object class
*  DOKLANGU = SY-LANGU "Object language
   DOKNAME =  "Object name

EXCEPTIONS
   CLASS_UNKNOWN = 1    NO_CHECK = 2    OBJECT_NOT_EXIST = 3 

.

IMPORTING Parameters details for DSYS_EXIST

DOKCLASS - Object class

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

DOKLANGU - Object language

Data type: DSYSH-DOKLANGU
Default: SY-LANGU
Optional: Yes
Call by Reference: No ( called with pass by value option)

DOKNAME - Object name

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

EXCEPTIONS details

CLASS_UNKNOWN - Class does not exist

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

NO_CHECK - Existence check is impossible

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

OBJECT_NOT_EXIST - Object does not exist

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

Copy and paste ABAP code example for DSYS_EXIST 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 DSYS_EXIST

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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