protected function formatName($column)
    {
        $columns = explode('.', $column);

        if (count($columns) == 1) {
            $name = $columns[0];
        } else {
            $name = array_shift($columns);

            foreach ($columns as $column) {
                $name .= "[$column]";
            }
        }

        return ['start' => "{$name}[start]", 'end' => "{$name}[end]"];
    }
protected function formatName($column)
    {
        $columns = explode('.', $column);

        if (count($columns) == 1) {
            $name = $columns[0];
        } else {
            $name = array_shift($columns);

            foreach ($columns as $column) {
                $name .= "[$column]";
            }
        }

        return ['start' => "{$name}[start]", 'end' => "{$name}[end]"];
    }
protected function formatName ( $ column ) { $ columns = explode ( '.' , $ column ) ; if ( count ( $ columns ) == 1 ) { $ name = $ columns [ 0 ] ; } else { $ name = array_shift ( $ columns ) ; foreach ( $ columns as $ column ) { $ name .= "[$column]" ; } } return [ 'start' => "{$name}[start]" , 'end' => "{$name}[end]" ] ; }
Format two field names of this filter.

@param string $column

@return array
Format two field names of this filter .