kernel/lib/Cache/Redis.php
public function get(string $sName, int &$iFlags = null, int $iTimeout = 0)
    {
        return parent::get($sName);
    }
public function get(string $sName, int &$iFlags = null, int $iTimeout = 0)
    {
        return parent::get($sName);
    }
get a value

@access public
@param  string $sName name of the session
@param  int $iFlags flags
@param  int $iTimeout expiration of cache
@return mixed