Class **Phalcon\\Session\\Adapter\\Libmemcached**
=================================================

*extends* abstract class :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

*implements* :doc:`Phalcon\\Session\\AdapterInterface <Phalcon_Session_AdapterInterface>`

.. role:: raw-html(raw)
   :format: html

:raw-html:`<a href="https://github.com/phalcon/cphalcon/blob/master/phalcon/session/adapter/libmemcached.zep" class="btn btn-default btn-sm">Source on GitHub</a>`

This adapter store sessions in libmemcached

.. code-block:: php

    <?php

    use Phalcon\Session\Adapter\Libmemcached;

    $session = new Libmemcached(
        [
            "servers" => [
                [
                    "host"   => "localhost",
                    "port"   => 11211,
                    "weight" => 1,
                ],
            ],
            "client" => [
                \Memcached::OPT_HASH       => \Memcached::HASH_MD5,
                \Memcached::OPT_PREFIX_KEY => "prefix.",
            ],
            "lifetime" => 3600,
            "prefix"   => "my_",
        ]
    );

    $session->start();

    $session->set("var", "some-value");

    echo $session->get("var");



Constants
---------

*integer* **SESSION_ACTIVE**

*integer* **SESSION_NONE**

*integer* **SESSION_DISABLED**

Methods
-------

public  **getLibmemcached** ()

...


public  **getLifetime** ()

...


public  **__construct** (*array* $options)

Phalcon\\Session\\Adapter\\Libmemcached constructor



public  **open** ()

...


public  **close** ()

...


public  **read** (*mixed* $sessionId)





public  **write** (*mixed* $sessionId, *mixed* $data)





public  **destroy** ([*mixed* $sessionId])





public  **gc** ()





public  **start** () inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Starts the session (if headers are already sent the session will not be started)



public  **setOptions** (*array* $options) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Sets session's options

.. code-block:: php

    <?php

    $session->setOptions(
        [
            "uniqueId" => "my-private-app",
        ]
    );




public  **getOptions** () inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Get internal options



public  **setName** (*mixed* $name) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Set session name



public  **getName** () inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Get session name



public  **regenerateId** ([*mixed* $deleteOldSession]) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`





public  **get** (*mixed* $index, [*mixed* $defaultValue], [*mixed* $remove]) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Gets a session variable from an application context

.. code-block:: php

    <?php

    $session->get("auth", "yes");




public  **set** (*mixed* $index, *mixed* $value) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Sets a session variable in an application context

.. code-block:: php

    <?php

    $session->set("auth", "yes");




public  **has** (*mixed* $index) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Check whether a session variable is set in an application context

.. code-block:: php

    <?php

    var_dump(
        $session->has("auth")
    );




public  **remove** (*mixed* $index) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Removes a session variable from an application context

.. code-block:: php

    <?php

    $session->remove("auth");




public  **getId** () inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Returns active session id

.. code-block:: php

    <?php

    echo $session->getId();




public  **setId** (*mixed* $id) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Set the current session id

.. code-block:: php

    <?php

    $session->setId($id);




public  **isStarted** () inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Check whether the session has been started

.. code-block:: php

    <?php

    var_dump(
        $session->isStarted()
    );




public  **status** () inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Returns the status of the current session.

.. code-block:: php

    <?php

    var_dump(
        $session->status()
    );

    if ($session->status() !== $session::SESSION_ACTIVE) {
        $session->start();
    }




public  **__get** (*mixed* $index) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Alias: Gets a session variable from an application context



public  **__set** (*mixed* $index, *mixed* $value) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Alias: Sets a session variable in an application context



public  **__isset** (*mixed* $index) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Alias: Check whether a session variable is set in an application context



public  **__unset** (*mixed* $index) inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

Alias: Removes a session variable from an application context



public  **__destruct** () inherited from :doc:`Phalcon\\Session\\Adapter <Phalcon_Session_Adapter>`

...