SAP TWGV_SINGLE_READ Function Module for NOTRANSL: Selects to table TWGV and TWGVT

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TWGV_SINGLE_READ is a standard twgv single read SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for NOTRANSL: Selects to table TWGV and TWGVT 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 twgv single read FM, simply by entering the name TWGV_SINGLE_READ into the relevant SAP transaction such as SE37 or SE38.

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

Function TWGV_SINGLE_READ 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 'TWGV_SINGLE_READ'"NOTRANSL: Selects to table TWGV and TWGVT
  EXPORTING
*  KZRFB = ' ' "Indicator: Refresh Buffer Entry
   PI_LAYVR =  "Layout
*  PI_SPRAS = SY-LANGU "Language Key

 IMPORTING
   PE_TWGV =  "Layout
   PE_TWGVT =  "DE-EN-LANG-SWITCH-NO-TRANSLATION

EXCEPTIONS
   NOT_FOUND = 1 

.

IMPORTING Parameters details for TWGV_SINGLE_READ

KZRFB - Indicator: Refresh Buffer Entry

Data type: MTCOM-KZRFB
Default: ' '
Optional: Yes
Call by Reference: No ( called with pass by value option)

PI_LAYVR - Layout

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

PI_SPRAS - Language Key

Data type: TWGVT-SPRAS
Default: SY-LANGU
Optional: Yes
Call by Reference: Yes

EXPORTING Parameters details for TWGV_SINGLE_READ

PE_TWGV - Layout

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

PE_TWGVT - DE-EN-LANG-SWITCH-NO-TRANSLATION

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

EXCEPTIONS details

NOT_FOUND -

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

Copy and paste ABAP code example for TWGV_SINGLE_READ 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 TWGV_SINGLE_READ

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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