Title: WP_Terms_List_Table::__construct
Published: April 25, 2014
Last modified: May 20, 2026

---

# WP_Terms_List_Table::__construct( array $args = array() )

## In this article

 * [Description](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#description)
    - [See also](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#see-also)
 * [Parameters](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#changelog)

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

Constructor.

## 󠀁[Description](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#description)󠁿

### 󠀁[See also](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#see-also)󠁿

 * [WP_List_Table::__construct()](https://developer.wordpress.org/reference/classes/WP_List_Table/__construct/):
   for more information on default arguments.

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

 `$args`arrayoptional

An associative array of arguments.

Default:`array()`

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

    ```php
    public function __construct( $args = array() ) {
    	global $post_type, $taxonomy, $action, $tax;

    	parent::__construct(
    		array(
    			'plural'   => 'tags',
    			'singular' => 'tag',
    			'screen'   => $args['screen'] ?? null,
    		)
    	);

    	$action    = $this->screen->action;
    	$post_type = $this->screen->post_type;
    	$taxonomy  = $this->screen->taxonomy;

    	if ( empty( $taxonomy ) ) {
    		$taxonomy = 'post_tag';
    	}

    	if ( ! taxonomy_exists( $taxonomy ) ) {
    		wp_die( __( 'Invalid taxonomy.' ) );
    	}

    	$tax = get_taxonomy( $taxonomy );

    	// @todo Still needed? Maybe just the show_ui part.
    	if ( empty( $post_type ) || ! in_array( $post_type, get_post_types( array( 'show_ui' => true ) ), true ) ) {
    		$post_type = 'post';
    	}
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-admin/includes/class-wp-terms-list-table.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-admin/includes/class-wp-terms-list-table.php#L37)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/class-wp-terms-list-table.php#L37-L66)

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

| Uses | Description | 
| [WP_List_Table::__construct()](https://developer.wordpress.org/reference/classes/wp_list_table/__construct/)`wp-admin/includes/class-wp-list-table.php` |

Constructor.

  | 
| [taxonomy_exists()](https://developer.wordpress.org/reference/functions/taxonomy_exists/)`wp-includes/taxonomy.php` |

Determines whether the taxonomy name exists.

  | 
| [__()](https://developer.wordpress.org/reference/functions/__/)`wp-includes/l10n.php` |

Retrieves the translation of $text.

  | 
| [wp_die()](https://developer.wordpress.org/reference/functions/wp_die/)`wp-includes/functions.php` |

Kills WordPress execution and displays HTML page with an error message.

  | 
| [get_taxonomy()](https://developer.wordpress.org/reference/functions/get_taxonomy/)`wp-includes/taxonomy.php` |

Retrieves the taxonomy object of $taxonomy.

  | 
| [get_post_types()](https://developer.wordpress.org/reference/functions/get_post_types/)`wp-includes/post.php` |

Gets a list of all registered post type objects.

  |

[Show 4 more](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#)
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## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wp_terms_list_table/__construct/?output_format=md#changelog)󠁿

| Version | Description | 
| [3.1.0](https://developer.wordpress.org/reference/since/3.1.0/) | Introduced. |

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