timeofday

Text timeofday(Location location)
Contexts: computer function, computer program, standard futureprog
Returns the current time-of-day band for a room or zone, such as night or dawn. A null argument falls back to Night.
location: The room whose zone clock should be used to determine the current time-of-day band.

Text timeofday(Zone zone)
Contexts: computer function, computer program, standard futureprog
Returns the current time-of-day band for a room or zone, such as night or dawn. A null argument falls back to Night.
zone: The zone whose clock should be used to determine the current time-of-day band.