5.3.3.7
Time
(require "time.rkt") |
procedure
(seconds->hours secs) → exact-integer?
secs : exact-integer?
Takes secs, a number of seconds
since the epoch, and converts it to a number
of days since the epoch, rounding down.
For example, compose with with the
current-seconds function to get
current-hours.
procedure
Returns the current seconds since the epoch.
procedure
Returns the current hours since the epoch.