JSession/has
From Joomla! Documentation
< API16:JSessionRevision as of 17:42, 22 March 2010 by Doxiki (talk | contribs) (New page: ===Description===
Check wheter data exists in the session store
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Revision as of 17:42, 22 March 2010 by Doxiki (talk | contribs) (New page: ===Description===
Check wheter data exists in the session store
<span class="editsection" style="font-size:76%;">
<nowiki>[</nowiki>Edit Descripton<nowiki...)
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 It exists only as a historical reference, it will not be improved and its content may be incomplete and/or contain broken links.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[edit]
Check wheter data exists in the session store
Template:Description:JSession/has
Syntax[edit]
has($name, $namespace= 'default')| Parameter Name | Default Value | Description |
|---|---|---|
| $name | Name of variable | |
| $namespace | 'default' | Namespace to use, default to 'default' |
Returns[edit]
boolean True if the variable exists
Defined in[edit]
libraries/joomla/session/session.php
Importing[edit]
jimport( 'joomla.session.session' );Source Body[edit]
public function has($name, $namespace = 'default')
{
$namespace = '__'.$namespace; //add prefix to namespace to avoid collisions
if ($this->_state !== 'active') {
// @TODO :: generated error here
return null;
}
return isset($_SESSION[$namespace][$name]);
}[Edit See Also] Template:SeeAlso:JSession/has
Examples[edit]
<CodeExamplesForm />