SAP SWF_TASK_EXISTENCE_CHECK Function Module for

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SWF_TASK_EXISTENCE_CHECK is a standard swf task existence check 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 swf task existence check FM, simply by entering the name SWF_TASK_EXISTENCE_CHECK into the relevant SAP transaction such as SE37 or SE38.

Function Group: SWF8
Program Name: SAPLSWF8
Main Program: SAPLSWF8
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function SWF_TASK_EXISTENCE_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 'SWF_TASK_EXISTENCE_CHECK'"
  EXPORTING
   IN_TASK =  "Task
*  IN_PLAUSIBILITY_CHECK_ONLY =  "Internal

EXCEPTIONS
   TASK_NOT_EXISTS = 1    NO_TASK = 2 

.

IMPORTING Parameters details for SWF_TASK_EXISTENCE_CHECK

IN_TASK - Task

Data type: SWD_ASTEP-TASK
Optional: No
Call by Reference: Yes

IN_PLAUSIBILITY_CHECK_ONLY - Internal

Data type: SYINPUT
Optional: Yes
Call by Reference: Yes

EXCEPTIONS details

TASK_NOT_EXISTS - Task Does Not Exist

Data type:
Optional: No
Call by Reference: Yes

NO_TASK -

Data type:
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for SWF_TASK_EXISTENCE_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 SWF_TASK_EXISTENCE_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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