Walker_CategoryDropdown::start_el()
Starts the element output.
Метод класса: Walker_CategoryDropdown{}
Хуки из метода
Возвращает
null
. Ничего (null).
Использование
$Walker_CategoryDropdown = new Walker_CategoryDropdown(); $Walker_CategoryDropdown->start_el( $output, $data_object, $depth, $args, $current_object_id );
- $output(строка) (обязательный) (передается по ссылке — &)
- Used to append additional content (passed by reference).
- $data_object(WP_Term) (обязательный)
- Category data object.
- $depth(int)
- Depth of category. Used for padding.
- $args(массив)
- Uses 'selected', 'show_count', and 'value_field' keys, if they exist. See wp_dropdown_categories().
По умолчанию: array() - $current_object_id(int)
- ID of the current category.
Заметки
- Смотрите: Walker::start_el()
Список изменений
С версии 2.1.0 | Введена. |
С версии 5.9.0 | Renamed $category to $data_object and $id to $current_object_id to match parent class for PHP 8 named parameter support. |
Код Walker_CategoryDropdown::start_el() Walker CategoryDropdown::start el WP 6.6.2
public function start_el( &$output, $data_object, $depth = 0, $args = array(), $current_object_id = 0 ) { // Restores the more descriptive, specific name for use within this method. $category = $data_object; $pad = str_repeat( ' ', $depth * 3 ); /** This filter is documented in wp-includes/category-template.php */ $cat_name = apply_filters( 'list_cats', $category->name, $category ); if ( isset( $args['value_field'] ) && isset( $category->{$args['value_field']} ) ) { $value_field = $args['value_field']; } else { $value_field = 'term_id'; } $output .= "\t<option class=\"level-$depth\" value=\"" . esc_attr( $category->{$value_field} ) . '"'; // Type-juggling causes false matches, so we force everything to a string. if ( (string) $category->{$value_field} === (string) $args['selected'] ) { $output .= ' selected="selected"'; } $output .= '>'; $output .= $pad . $cat_name; if ( $args['show_count'] ) { $output .= ' (' . number_format_i18n( $category->count ) . ')'; } $output .= "</option>\n"; }