SAP HR_TW_DATE Function Module for Convert western date format into Taiwan format

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HR_TW_DATE is a standard hr tw date SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Convert western date format into Taiwan format 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 hr tw date FM, simply by entering the name HR_TW_DATE into the relevant SAP transaction such as SE37 or SE38.

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

Function HR_TW_DATE 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 'HR_TW_DATE'"Convert western date format into Taiwan format
  EXPORTING
   DATE_IN_WESTERN =  "Input date in western format

 IMPORTING
   TW_YEAR =  "Output Taiwan year
   MONTH =  "Output Taiwan month
   DAY =  "Output Taiwna day
   BEFORE_TW_DATE =  "Flag on date before Taiwan date

EXCEPTIONS
   INPUT_DATE_IS_INITIAL = 1 

.

IMPORTING Parameters details for HR_TW_DATE

DATE_IN_WESTERN - Input date in western format

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

EXPORTING Parameters details for HR_TW_DATE

TW_YEAR - Output Taiwan year

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

MONTH - Output Taiwan month

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

DAY - Output Taiwna day

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

BEFORE_TW_DATE - Flag on date before Taiwan date

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

EXCEPTIONS details

INPUT_DATE_IS_INITIAL -

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

Copy and paste ABAP code example for HR_TW_DATE 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 HR_TW_DATE

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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