Title: WP_Abilities_Registry::is_registered
Published: February 24, 2026

---

# WP_Abilities_Registry::is_registered( string $name ): bool

## In this article

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

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

Checks if an ability is registered.

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

Do not use this method directly. Instead, use the `wp_has_ability()` function.

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

 * [wp_has_ability()](https://developer.wordpress.org/reference/functions/wp_has_ability/)

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

 `$name`stringrequired

The name of the registered ability, with its namespace.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/WP_Abilities_Registry/is_registered/?output_format=md#return)󠁿

 bool True if the ability is registered, false otherwise.

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

    ```php
    public function is_registered( string $name ): bool {
    	return isset( $this->registered_abilities[ $name ] );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/abilities-api/class-wp-abilities-registry.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L234)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L234-L236)

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

| Used by | Description | 
| [WP_Abilities_Registry::register()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/register/)`wp-includes/abilities-api/class-wp-abilities-registry.php` |

Registers a new ability.

  | 
| [WP_Abilities_Registry::unregister()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/unregister/)`wp-includes/abilities-api/class-wp-abilities-registry.php` |

Unregisters an ability.

  | 
| [WP_Abilities_Registry::get_registered()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_registered/)`wp-includes/abilities-api/class-wp-abilities-registry.php` |

Retrieves a registered ability.

  |

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

| Version | Description | 
| [6.9.0](https://developer.wordpress.org/reference/since/6.9.0/) | Introduced. |

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