(PHP 5, PHP 7 < 7.4.0)
ibase_wait_event — Wait for an event to be posted by the database
This function suspends execution of the script until one of the specified events is posted by the database. The name of the event that was posted is returned. This function accepts up to 15 event arguments.
event_name
The event name.
event_names
Returns the name of the event that was posted.