Title: WP_Posts_List_Table::set_hierarchical_display
Published: April 23, 2015
Last modified: May 20, 2026

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# WP_Posts_List_Table::set_hierarchical_display( bool $display )

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/wp_posts_list_table/set_hierarchical_display/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/classes/wp_posts_list_table/set_hierarchical_display/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_posts_list_table/set_hierarchical_display/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_posts_list_table/set_hierarchical_display/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wp_posts_list_table/set_hierarchical_display/?output_format=md#wp--skip-link--target)

Sets whether the table layout should be hierarchical or not.

## 󠀁[Parameters](https://developer.wordpress.org/reference/classes/wp_posts_list_table/set_hierarchical_display/?output_format=md#parameters)󠁿

 `$display`boolrequired

Whether the table layout should be hierarchical.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wp_posts_list_table/set_hierarchical_display/?output_format=md#source)󠁿

    ```php
    public function set_hierarchical_display( $display ) {
    	$this->hierarchical_display = $display;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-admin/includes/class-wp-posts-list-table.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-admin/includes/class-wp-posts-list-table.php#L137)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/class-wp-posts-list-table.php#L137-L139)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/wp_posts_list_table/set_hierarchical_display/?output_format=md#related)󠁿

| Used by | Description | 
| [WP_Posts_List_Table::prepare_items()](https://developer.wordpress.org/reference/classes/wp_posts_list_table/prepare_items/)`wp-admin/includes/class-wp-posts-list-table.php` |  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wp_posts_list_table/set_hierarchical_display/?output_format=md#changelog)󠁿

| Version | Description | 
| [4.2.0](https://developer.wordpress.org/reference/since/4.2.0/) | Introduced. |

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