DATE_SUB
Subtracts an amount of days, months, years, hours, minutes and seconds from a DateTime object
SYNTAX
date_sub ( DateTime $object , DateInterval $interval ) : DateTime
PARAMETERS
object
A DateTime object returned by date_create(). The function modifies this object.
interval
A DateInterval object
RETURN
Returns the DateTime object for method chaining or FALSE on failure.
EXAMPLES
OBJECT INTERVAL
2019-09-15 11:09:24
RETURN
2019-09-15 11:09:24