DateTime :: subtractHours - Subtract hours from time value
The function subtracts a number of hours from the current date and returns the new timestamp value.
Return value: Time stamp ( odaba::DateTime & )
A time stamp combines date and time
Implementation details
odaba::DateTime &
DateTime  :: subtractHours ( int32 iHours )
The number of hours passed in iHours is subtracted from the time value. Time values might become negative.
- iHours
- Hours
Time span in hours.