LibreOfficeDev 25.2 Help
RiHAG‖The result is a date which is a number of months away from the start date. Only months are considered; days are not used for calculation.
pLxiB‖EDATE(StartDate; Months)
qtwFa‖StartDate is a date.
Zo2QF‖Months is the number of months before (negative) or after (positive) the start date.
9GCR8‖What date is one month prior to 2001-03-31?
BPn5C‖=EDATE("2001-03-31";-1) returns the serial number 36950. Formatted as a date, this is 2001-02-28.