SAP DATE_COMPUTE_DAY Function Module for Returns weekday for a date

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DATE_COMPUTE_DAY is a standard date compute day SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Returns weekday for a date 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 date compute day FM, simply by entering the name DATE_COMPUTE_DAY into the relevant SAP transaction such as SE37 or SE38.

Function Group: SCAL
Program Name: SAPLSCAL
Main Program:
Appliation area: *
Release date: 23-Dec-1994
Mode(Normal, Remote etc): Remote-Enabled
Update:

Function DATE_COMPUTE_DAY 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 'DATE_COMPUTE_DAY'"Returns weekday for a date
  EXPORTING
   DATE =  "Date of weekday to be calculated

 IMPORTING
   DAY =  "Weekday

.

IMPORTING Parameters details for DATE_COMPUTE_DAY

DATE - Date of weekday to be calculated

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

EXPORTING Parameters details for DATE_COMPUTE_DAY

DAY - Weekday

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

Copy and paste ABAP code example for DATE_COMPUTE_DAY 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 DATE_COMPUTE_DAY

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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