$_instances
$_instances : \Horde_Notification
Horde_Notification instances.
The Horde_Notification:: class provides a subject-observer pattern for raising and showing messages of different types and to different listeners.
Copyright 2001-2017 Horde LLC (http://www.horde.org/)
See the enclosed file LICENSE for license information (LGPL). If you did not receive this file, see http://www.horde.org/licenses/lgpl21.
$_instances : \Horde_Notification
Horde_Notification instances.
singleton(string $stack = 'horde_notification_stacks')
Returns a reference to the global notification handler, only creating it if it doesn't already exist.
This method must be invoked as: $notification = Horde_Notification::singleton([$stack]);
string | $stack | The name of the message stack to use. return Horde_Notification_Handler The Horde Notification handler. |