public function get($key, $configFile = '')
    {
        $config = $this->load((empty($configFile)) ? $this->_configFile : $configFile);

        return $this->sift($config, explode('.', $key));
    }
public function get($key, $configFile = '')
    {
        $config = $this->load((empty($configFile)) ? $this->_configFile : $configFile);

        return $this->sift($config, explode('.', $key));
    }
public function get ( $ key , $ configFile = '' ) { $ config = $ this -> load ( ( empty ( $ configFile ) ) ? $ this -> _configFile : $ configFile ) ; return $ this -> sift ( $ config , explode ( '.' , $ key ) ) ; }
Gets the config value.

@param string $key        - The config item's key
@param string $configFile - Optional if you want to load a specific config file

@return mixed
Gets the config value .