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API16

JSession/clear

< API16:JSession

The "API16" namespace is an archived namespace. This page contains information for a Joomla! version which is no longer supported. It exists only as a historical reference, it will not be improved and its content may be incomplete and/or contain broken links.

Description

Unset data from the session store



Syntax

clear($name, $namespace= 'default')
Parameter Name Default Value Description
$name Name of variable
$namespace 'default' Namespace to use, default to 'default'

Returns

mixed The value from session or NULL if not set

Defined in

libraries/joomla/session/session.php

Importing

jimport( 'joomla.session.session' );

Source Body

public function clear($name, $namespace = 'default')
{
        $namespace = '__'.$namespace; //add prefix to namespace to avoid collisions
 
        if ($this->_state !== 'active') {
                // @TODO :: generated error here
                return null;
        }
 
        $value  =       null;
        if (isset($_SESSION[$namespace][$name])) {
                $value  =       $_SESSION[$namespace][$name];
                unset($_SESSION[$namespace][$name]);
        }
 
        return $value;
}



Examples

Code Examples


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