|TDcal::const(3)||FreeBSD Library Functions Manual||TDcal::const(3)|
TDcal::constdefines constants used throughout the
TDcallibraries and applications.
$true and $false are boolean values.
$error is used to represent an error condition and is often returned by functions which also return zero or a positive value in the case of no error.
$secs_in_hour, $secs_in_day, $secs_in_week, $mins_in_day, $mins_in_week and $hours_in_week are constants representing time periods, used to make code easier to read.
|May 10, 2018||FreeBSD 13.0-RELEASE|