see jISelector.iface.php for documentation about selectors. Here abstract class for many selectors

• author: Laurent Jouanneau
• copyright: 2008 Christophe Thiriot
• copyright: 2005-2007 Laurent Jouanneau
• link: http://www.jelix.org
• contributor: Christophe Thiriot
• licence: GNU Lesser General Public Licence see LICENCE file or http://www.gnu.org/licenses/lgpl.html
• filesource: Source Code for this file