DATE_IN_FUTUREis a standard SAP function module available within R/3 SAPsystems depending on your version and release level. Below is the pattern details for this FM showing its interface including any import/export parameters, exceptions etc as well as any documentation contributions specific to the object. See here to view full function module documentation and code listing, simply by entering the name DATE_IN_FUTURE into the relevant SAP transaction such as SE37 or SE80.
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Pattern for FM DATE_IN_FUTURE - DATE IN FUTURE
Associated Function Group:
CALL FUNCTION 'DATE_IN_FUTURE' "
anzahl_tage = " Number days that are added/subtracted
import_datum = " rm06b-eeind Date to which NUMBER_DAYS is added
export_datum_ext_format = " Determined date in external format (according to users)
export_datum_int_format = " sy-datum Determined date in the internal format (YYYYMMDD)
. " DATE_IN_FUTURE
ABAP code example for DATE_IN_FUTURE Function Module
The ABAP code below is a full code listing to execute function module DATE_IN_FUTURE including all data declarations. The code uses the latest IN-LINE DATA DECLARATION SYNTAX but I have included an ABAP code snipet at the end to show how declarations would look using the original method of declaring data variables up front. 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).
|ld_export_datum_ext_format ||TYPE STRING,|
|ld_export_datum_int_format ||TYPE SY-DATUM.|
DATA(ld_anzahl_tage) = 'some text here'.
DATA(ld_import_datum). = 'some text here'.
CALL FUNCTION 'DATE_IN_FUTURE'
anzahl_tage = ld_anzahl_tage
import_datum = ld_import_datum
export_datum_ext_format = ld_export_datum_ext_format
export_datum_int_format = ld_export_datum_int_format
. " DATE_IN_FUTURE
IF SY-SUBRC EQ 0.
ABAP code to compare 7.40 inline data declaration with original syntax
The below ABAP code uses the older none in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. It may also be useful if you are using an older version of SAP as some of the newer syntax above, such as the @DATA is not available until 4.70 EHP 8.
|ld_export_datum_ext_format ||TYPE STRING ,|
|ld_anzahl_tage ||TYPE STRING ,|
|ld_export_datum_int_format ||TYPE SY-DATUM ,|
|ld_import_datum ||TYPE RM06B-EEIND .|
ld_anzahl_tage = 'some text here'.
ld_import_datum. = 'some text here'.