Data Element list used by SAP ABAP Function Module ERSTER_TAG_DER_PERIODE (Determine first day of a period)
SAP ABAP Function Module ERSTER_TAG_DER_PERIODE (Determine first day of a period) is using
# Object Type Object Name Object Description Note
     
1 Data Element  GKDAY Gregorian calender day SOURCE VALUE(IDATE) LIKE MDCAL-GKDAY
2 Data Element  PERIV Fiscal Year Variant SOURCE VALUE(EPERIV) LIKE MARC-PERIV
3 Data Element  PERKZ Period indicator SOURCE VALUE(EPERKZ) LIKE MARC-PERKZ