CI_Cache_apc
===============

CodeIgniter APC Caching Class

This class enables you to create drivers for a Library based on the Driver Library.
It handles the drivers' access to the parent library


* Class name: CI_Cache_apc
* Namespace: 
* Parent class: [CI_Driver](CI_Driver.md)


Properties
----------


### $_parent

    protected object $_parent

Instance of the parent class


* Visibility: **protected**


### $_methods

    protected array $_methods = array()

List of methods in the parent class


* Visibility: **protected**


### $_properties

    protected array $_properties = array()

List of properties in the parent class


* Visibility: **protected**


### $_reflections

    protected array $_reflections = array()

Array of methods and properties for the parent class(es)


* Visibility: **protected**
* This property is **static**.


Methods
-------


### get

    mixed CI_Cache_apc::get($id)

Get

Look for a value in the cache. If it exists, return the data
if not, return FALSE

* Visibility: **public**


#### Arguments
* $id **mixed**


### save

    boolean CI_Cache_apc::save(string $id, mixed $data, $ttl, boolean $raw)

Cache Save


* Visibility: **public**


#### Arguments
* $id **string** - &lt;p&gt;Cache ID&lt;/p&gt;
* $data **mixed** - &lt;p&gt;Data to store&lt;/p&gt;
* $ttl **mixed**
* $raw **boolean** - &lt;p&gt;Whether to store the raw value&lt;/p&gt;


### delete

    boolean CI_Cache_apc::delete($id)

Delete from Cache


* Visibility: **public**


#### Arguments
* $id **mixed**


### increment

    mixed CI_Cache_apc::increment(string $id, integer $offset)

Increment a raw value


* Visibility: **public**


#### Arguments
* $id **string** - &lt;p&gt;Cache ID&lt;/p&gt;
* $offset **integer** - &lt;p&gt;Step/value to add&lt;/p&gt;


### decrement

    mixed CI_Cache_apc::decrement(string $id, integer $offset)

Decrement a raw value


* Visibility: **public**


#### Arguments
* $id **string** - &lt;p&gt;Cache ID&lt;/p&gt;
* $offset **integer** - &lt;p&gt;Step/value to reduce by&lt;/p&gt;


### clean

    boolean CI_Cache_apc::clean()

Clean the cache


* Visibility: **public**


### cache_info

    mixed CI_Cache_apc::cache_info($type)

Cache Info


* Visibility: **public**


#### Arguments
* $type **mixed**


### get_metadata

    mixed CI_Cache_apc::get_metadata($id)

Get Cache Metadata


* Visibility: **public**


#### Arguments
* $id **mixed**


### is_supported

    boolean CI_Cache_apc::is_supported()

is_supported()

Check to see if APC is available on this system, bail if it isn't.

* Visibility: **public**


### decorate

    void CI_Driver::decorate($parent)

Decorate

Decorates the child with the parent driver lib's methods and properties

* Visibility: **public**
* This method is defined by [CI_Driver](CI_Driver.md)


#### Arguments
* $parent **mixed**


### __call

    mixed CI_Driver::__call($method, $args)

__call magic method

Handles access to the parent driver library's methods

* Visibility: **public**
* This method is defined by [CI_Driver](CI_Driver.md)


#### Arguments
* $method **mixed**
* $args **mixed**


### __get

    mixed CI_Driver::__get($var)

__get magic method

Handles reading of the parent driver library's properties

* Visibility: **public**
* This method is defined by [CI_Driver](CI_Driver.md)


#### Arguments
* $var **mixed**


### __set

    mixed CI_Driver::__set($var, $val)

__set magic method

Handles writing to the parent driver library's properties

* Visibility: **public**
* This method is defined by [CI_Driver](CI_Driver.md)


#### Arguments
* $var **mixed**
* $val **mixed**