SAP MEX_CHECK_WERKS Function Module for Check Plant

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

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

Function MEX_CHECK_WERKS 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 'MEX_CHECK_WERKS'"Check Plant
  EXPORTING
   IM_WERKS =  "Plant
*  IM_TRTYP =  "Transaction Type
*  IM_EKORG =  "Purchasing Organization
*  IM_BUPRU =  "Checkbox
*  IM_WRKEX = ' ' "

 IMPORTING
   EX_T001W =  "Plants/Subsidiaries
   EX_T001K =  "Valuation Area
   EX_T001 =  "Company Codes

.

Customer Function user exits

Below is a list of CUSTOMER FUNCTION exit user exits that are available within this program and maybe relevant for this FM.
EXIT_SAPLMEXF_001 No Invoice for Purchase Order Item but Conditions Allowed

IMPORTING Parameters details for MEX_CHECK_WERKS

IM_WERKS - Plant

Data type: EWERK
Optional: No
Call by Reference: Yes

IM_TRTYP - Transaction Type

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

IM_EKORG - Purchasing Organization

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

IM_BUPRU - Checkbox

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

IM_WRKEX -

Data type: XFELD
Default: SPACE
Optional: Yes
Call by Reference: Yes

EXPORTING Parameters details for MEX_CHECK_WERKS

EX_T001W - Plants/Subsidiaries

Data type: T001W
Optional: No
Call by Reference: Yes

EX_T001K - Valuation Area

Data type: T001K
Optional: No
Call by Reference: Yes

EX_T001 - Company Codes

Data type: T001
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for MEX_CHECK_WERKS 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 MEX_CHECK_WERKS

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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