wp_get_schedules()
Retrieve supported event recurrence schedules.
WordPress File wp-includes/cron.php
wp_next_scheduled()
Retrieve the next timestamp for an event.
wp_reschedule_event()
Reschedules a recurring event.
wp_schedule_event()
Schedules a recurring event.
wp_schedule_single_event()
Schedules an event to run only once.
wp_unschedule_event()
Unschedule a previously scheduled event.
wp_unschedule_hook()
Unschedules all events attached to the hook.
cron_request
Filters the cron request arguments.
cron_schedules
Filters the non-default cron schedules.
get_schedule
Filters the schedule for a hook.