Cron
Cron Hooks
Filters pre_schedule_event Short-circuits event scheduling before it occurs. apply_filters( 'pre_schedule_event', null|bool|WP_Error $result, object $event, bool $wp_error ): null|bool|WP_Error Parameters: $result...
Updated March 4, 2026
WordPress Cron API
Pseudo-cron system for scheduling deferred and recurring tasks in WordPress. Since: 2.1.0 Source: wp-includes/cron.php, wp-cron.php Components Component Description functions.md Scheduling,...
Updated March 4, 2026
Cron Functions
Scheduling Functions wp_schedule_single_event() Schedules an event to run only once. wp_schedule_single_event( int $timestamp, string $hook, array $args = [], bool...
Updated March 4, 2026