/** * @param string|null $column * @param string|null $name_second * @return Ublaboo\DataGrid\Filter\FilterDateRange */ public function setFilterDateRange($column = NULL, $name_second = '-') { $column = $column === NULL ? $this->column : $column; return $this->grid->addFilterDateRange($this->key, $this->name, $column, $name_second); }