Function: Check if there is an existing action in the queue with a given hook, args and group combination.

Function: Find scheduled actions

Function: Helper function to create an instance of DateTime based on a given string and timezone. By default, will return the current date/time in the UTC timezone.

Function: Schedule an action to run one time

Function: Schedule a recurring action

Function: Schedule an action that recurs on a cron-like schedule.

Function: Cancel the next occurrence of a scheduled action.

Function: Cancel all occurrences of a scheduled action.

Function: Enqueue an action to run one time, as soon as possible