protected function _initConfig(array $options)
    {
        $options = array_filter($options, function ($option) {
            return null !== $option;
        });

        $this->_config = new Data(array_merge($this->_default, $options));
    }
protected function _initConfig(array $options)
    {
        $options = array_filter($options, function ($option) {
            return null !== $option;
        });

        $this->_config = new Data(array_merge($this->_default, $options));
    }
protected function _initConfig ( array $ options ) { $ options = array_filter ( $ options , function ( $ option ) { return null !== $ option ; } ) ; $ this -> _config = new Data ( array_merge ( $ this -> _default , $ options ) ) ; }
Prepare and init config

@param array $options
Prepare and init config