Title: WordPress | Page 13 of 49 | Developer.WordPress.org --- # @package: WordPress * method[WP_Block_Processor::is_block_type()](https://developer.wordpress.org/reference/classes/wp_block_processor/is_block_type/) * Indicates if the block delimiter represents a block of the given type. * Used by [2 functions](https://developer.wordpress.org/reference/classes/wp_block_processor/is_block_type/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_block_processor/is_block_type/#uses) | Source: [wp-includes/class-wp-block-processor.php:1449](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-block-processor.php#L1449-L1468) * method[WP_Block_Processor::next_delimiter()](https://developer.wordpress.org/reference/classes/wp_block_processor/next_delimiter/) * Advance to the next block delimiter in a document, indicating if one was found. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_block_processor/next_delimiter/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/classes/wp_block_processor/next_delimiter/#uses) | Source: [wp-includes/class-wp-block-processor.php:682](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-block-processor.php#L682-L700) * method[WP_Block_Processor::are_equal_block_types()](https://developer.wordpress.org/reference/classes/wp_block_processor/are_equal_block_types/) * Given two spans of text, indicate if they represent identical block types. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_block_processor/are_equal_block_types/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_block_processor/are_equal_block_types/#uses) | Source: [wp-includes/class-wp-block-processor.php:1497](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-block-processor.php#L1497-L1541) * method[WP_Block_Processor::next_token()](https://developer.wordpress.org/reference/classes/wp_block_processor/next_token/) * Advance to the next block delimiter or HTML span in a document, indicating if one was found. * Used by [2 functions](https://developer.wordpress.org/reference/classes/wp_block_processor/next_token/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/classes/wp_block_processor/next_token/#uses) | Source: [wp-includes/class-wp-block-processor.php:736](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-block-processor.php#L736-L1134) * method[WP_Block_Processor::opens_block()](https://developer.wordpress.org/reference/classes/wp_block_processor/opens_block/) * Indicates if the matched delimiter is an opening or void delimiter of the given type, if a type is provided, otherwise if it opens any block or implicit freeform HTML content. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_block_processor/opens_block/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_block_processor/opens_block/#uses) | Source: [wp-includes/class-wp-block-processor.php:1581](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-block-processor.php#L1581-L1608) * method[WP_Customize_Nav_Menu_Item_Setting::js_value()](https://developer.wordpress.org/reference/classes/wp_customize_nav_menu_item_setting/js_value/) * Prepares the value for editing on the client. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_customize_nav_menu_item_setting/js_value/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_customize_nav_menu_item_setting/js_value/#uses) | Source: [wp-includes/customize/class-wp-customize-nav-menu-item-setting.php:269](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php#L269-L276) * method[WP_Abilities_Registry::get_all_registered()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_all_registered/) * Retrieves the list of all registered abilities. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_all_registered/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_all_registered/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:218](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L218-L220) * method[WP_Abilities_Registry::is_registered()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/is_registered/) * Checks if an ability is registered. * Used by [3 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/is_registered/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/is_registered/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:234](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L234-L236) * method[WP_Abilities_Registry::get_registered()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_registered/) * Retrieves a registered ability. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_registered/#used-by) | Uses [4 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_registered/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:250](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L250-L261) * method[WP_Abilities_Registry::get_instance()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_instance/) * Utility method to retrieve the main instance of the registry class. * Used by [5 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_instance/#used-by) | Uses [5 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/get_instance/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:272](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L272-L307) * method[WP_Abilities_Registry::__wakeup()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/__wakeup/) * Wakeup magic method. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/__wakeup/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/__wakeup/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:316](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L316-L318) * class[WP_Abilities_Registry](https://developer.wordpress.org/reference/classes/wp_abilities_registry/) * Manages the registration and lookup of abilities. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:20](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L20-L330) * hook[wp_abilities_api_categories_init](https://developer.wordpress.org/reference/hooks/wp_abilities_api_categories_init/) * Fires when preparing ability categories registry. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_abilities_api_categories_init/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_abilities_api_categories_init/#uses) | Source: [wp-includes/abilities-api/class-wp-ability-categories-registry.php:229](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability-categories-registry.php#L229-L229) * method[WP_Abilities_Registry::__sleep()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/__sleep/) * Sleep magic method. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/__sleep/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/__sleep/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:327](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L327-L329) * method[WP_Ability_Categories_Registry::get_instance()](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/get_instance/) * Utility method to retrieve the main instance of the registry class. * Used by [6 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/get_instance/#used-by) | Uses [4 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/get_instance/#uses) | Source: [wp-includes/abilities-api/class-wp-ability-categories-registry.php:203](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability-categories-registry.php#L203-L233) * hook[wp_register_ability_args](https://developer.wordpress.org/reference/hooks/wp_register_ability_args/) * Filters the ability arguments before they are validated and used to instantiate the ability. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_register_ability_args/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_register_ability_args/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:129](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L129-L129) * method[WP_Ability_Categories_Registry::__wakeup()](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/__wakeup/) * Wakeup magic method. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/__wakeup/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/__wakeup/#uses) | Source: [wp-includes/abilities-api/class-wp-ability-categories-registry.php:242](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability-categories-registry.php#L242-L244) * hook[wp_abilities_api_init](https://developer.wordpress.org/reference/hooks/wp_abilities_api_init/) * Fires when preparing abilities registry. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_abilities_api_init/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_abilities_api_init/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:303](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L303-L303) * method[WP_Ability_Categories_Registry::__sleep()](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/__sleep/) * Sleep magic method. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/__sleep/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/__sleep/#uses) | Source: [wp-includes/abilities-api/class-wp-ability-categories-registry.php:253](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability-categories-registry.php#L253-L255) * method[WP_Abilities_Registry::register()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/register/) * Registers a new ability. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/register/#used-by) | Uses [6 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/register/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:80](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L80-L176) * method[WP_Abilities_Registry::unregister()](https://developer.wordpress.org/reference/classes/wp_abilities_registry/unregister/) * Unregisters an ability. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/unregister/#used-by) | Uses [4 functions](https://developer.wordpress.org/reference/classes/wp_abilities_registry/unregister/#uses) | Source: [wp-includes/abilities-api/class-wp-abilities-registry.php:190](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-abilities-registry.php#L190-L205) * method[WP_Ability_Categories_Registry::register()](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/register/) * Registers a new ability category. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/register/#used-by) | Uses [6 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/register/#uses) | Source: [wp-includes/abilities-api/class-wp-ability-categories-registry.php:57](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability-categories-registry.php#L57-L107) * method[WP_Ability::get_meta_item()](https://developer.wordpress.org/reference/classes/wp_ability/get_meta_item/) * Retrieves a specific metadata item for the ability. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_ability/get_meta_item/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_ability/get_meta_item/#uses) | Source: [wp-includes/abilities-api/class-wp-ability.php:428](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability.php#L428-L430) * method[WP_Ability_Categories_Registry::unregister()](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/unregister/) * Unregisters an ability category. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/unregister/#used-by) | Uses [4 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/unregister/#uses) | Source: [wp-includes/abilities-api/class-wp-ability-categories-registry.php:121](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability-categories-registry.php#L121-L136) * hook[wp_before_execute_ability](https://developer.wordpress.org/reference/hooks/wp_before_execute_ability/) * Fires before an ability gets executed, after input validation and permissions check. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_before_execute_ability/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_before_execute_ability/#uses) | Source: [wp-includes/abilities-api/class-wp-ability.php:645](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability.php#L645-L645) * method[WP_Ability::normalize_input()](https://developer.wordpress.org/reference/classes/wp_ability/normalize_input/) * Normalizes the input for the ability, applying the default value from the input schema when needed. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_ability/normalize_input/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/classes/wp_ability/normalize_input/#uses) | Source: [wp-includes/abilities-api/class-wp-ability.php:444](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability.php#L444-L455) * method[WP_Ability_Categories_Registry::get_all_registered()](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/get_all_registered/) * Retrieves the list of all registered ability categories. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/get_all_registered/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/get_all_registered/#uses) | Source: [wp-includes/abilities-api/class-wp-ability-categories-registry.php:149](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability-categories-registry.php#L149-L151) * hook[wp_after_execute_ability](https://developer.wordpress.org/reference/hooks/wp_after_execute_ability/) * Fires immediately after an ability finished executing. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_after_execute_ability/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_after_execute_ability/#uses) | Source: [wp-includes/abilities-api/class-wp-ability.php:666](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability.php#L666-L666) * method[WP_Ability::validate_input()](https://developer.wordpress.org/reference/classes/wp_ability/validate_input/) * Validates input data against the input schema. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_ability/validate_input/#used-by) | Uses [6 functions](https://developer.wordpress.org/reference/classes/wp_ability/validate_input/#uses) | Source: [wp-includes/abilities-api/class-wp-ability.php:465](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability.php#L465-L496) * method[WP_Ability_Categories_Registry::is_registered()](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/is_registered/) * Checks if an ability category is registered. * Used by [3 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/is_registered/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_ability_categories_registry/is_registered/#uses) | Source: [wp-includes/abilities-api/class-wp-ability-categories-registry.php:165](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/abilities-api/class-wp-ability-categories-registry.php#L165-L167) [Previous Page](https://developer.wordpress.org/reference/package/wordpress/page/12/?output_format=md) [1](https://developer.wordpress.org/reference/package/wordpress/?output_format=md)… [11](https://developer.wordpress.org/reference/package/wordpress/page/11/?output_format=md) 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