[V5˖] The cache statistics

The V5 introduce a new driverStatistic object. You can extend a specific driver like this:

 $driverInstance = CacheManager::getInstance('driverName');
 $stats = $driverInstance->stats();// Returns a \Phpfastcache\Entities\DriverStatistic object

\Phpfastcache\Entities\DriverStatistic API:

Method	Description
getInfo():string	Return quick information about the driver instance
getSize():int|null	Return the approximate size taken by the driver instance (in bytes) (null if unsupported by the driver)
getCount():int	Return the approximate count of elements stored in a driver database (or collection if applicable). Added in v9.2.3
getData:array	Return an array of item keys used by this driver instance (deprecated as of v9.2.3, will be removed as of v10)
getRawData:mixed	Return a bunch of random data provided by the driver. Any type can be provided, usually an array