Returns the UnixTime corresponding to the local date time stored into a cDateTime object.
n = <cDateTime>.UnixTime
UnixTime represents the seconds since Jan 01 1970. (UTC)
IMPORTANT: This property assumes that current date and time stored into cDateTime object is a local time.
' Create an object with current date and time
Dim myDateTime As New cDateTime
' Show it to the user
MsgBox 0, "myDateTime as UNIX time:" + $CRLF + myDateTime.UnixTime