public function getColumnAsString($index)
    {
        if (isset($this->columns[$index])) {
            return implode(' ', $this->columns[$index]);
        }

        return '';
    }
public function getColumnAsString($index)
    {
        if (isset($this->columns[$index])) {
            return implode(' ', $this->columns[$index]);
        }

        return '';
    }
public function getColumnAsString ( $ index ) { if ( isset ( $ this -> columns [ $ index ] ) ) { return implode ( ' ' , $ this -> columns [ $ index ] ) ; } return '' ; }
Get column as class string.

@param int $index Column index.

@return string
Get column as class string .