Title: WordPress | Page 47 of 49 | Developer.WordPress.org --- # @package: WordPress * method[WP_Textdomain_Registry::get_path_from_lang_dir()](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/get_path_from_lang_dir/) * Gets the path to the language directory for the current domain and locale. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/get_path_from_lang_dir/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/get_path_from_lang_dir/#uses) | Source: [wp-includes/class-wp-textdomain-registry.php:313](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-textdomain-registry.php#L313-L358) * method[WP_Textdomain_Registry::set_cached_mo_files()](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/set_cached_mo_files/) * Reads and caches all available MO files from a given directory. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/set_cached_mo_files/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/set_cached_mo_files/#uses) | Source: [wp-includes/class-wp-textdomain-registry.php:226](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-textdomain-registry.php#L226-L234) * method[WP_Textdomain_Registry::set()](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/set/) * Sets the language directory path for a specific domain and locale. * Used by [2 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/set/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/set/#uses) | Source: [wp-includes/class-wp-textdomain-registry.php:140](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-textdomain-registry.php#L140-L143) * class[WP_Textdomain_Registry](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/) * Core class used for registering text domains. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/#uses) | Source: [wp-includes/class-wp-textdomain-registry.php:18](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-textdomain-registry.php#L18-L359) * method[WP_Textdomain_Registry::get()](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/get/) * Returns the languages directory path for a specific domain and locale. * Used by [2 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/get/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/get/#uses) | Source: [wp-includes/class-wp-textdomain-registry.php:93](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-textdomain-registry.php#L93-L106) * method[WP_Textdomain_Registry::has()](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/has/) * Determines whether any MO file paths are available for the domain. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/has/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_textdomain_registry/has/#uses) | Source: [wp-includes/class-wp-textdomain-registry.php:120](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-textdomain-registry.php#L120-L126) * hook[rest_json_encode_options](https://developer.wordpress.org/reference/hooks/rest_json_encode_options/) * Filters the JSON encoding options used to send the REST API response. * Used by [1 function](https://developer.wordpress.org/reference/hooks/rest_json_encode_options/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/rest_json_encode_options/#uses) | Source: [wp-includes/rest-api/class-wp-rest-server.php:266](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rest-api/class-wp-rest-server.php#L266-L266) * method[WP_REST_Server::get_json_encode_options()](https://developer.wordpress.org/reference/classes/wp_rest_server/get_json_encode_options/) * Gets the encoding options passed to {@see wp_json_encode}. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_rest_server/get_json_encode_options/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/classes/wp_rest_server/get_json_encode_options/#uses) | Source: [wp-includes/rest-api/class-wp-rest-server.php:251](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rest-api/class-wp-rest-server.php#L251-L267) * method[WP_REST_Post_Types_Controller::prepare_links()](https://developer.wordpress.org/reference/classes/wp_rest_post_types_controller/prepare_links/) * Prepares links for the request. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_rest_post_types_controller/prepare_links/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_rest_post_types_controller/prepare_links/#uses) | Source: [wp-includes/rest-api/endpoints/class-wp-rest-post-types-controller.php:301](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rest-api/endpoints/class-wp-rest-post-types-controller.php#L301-L310) * method[WP_REST_Taxonomies_Controller::prepare_links()](https://developer.wordpress.org/reference/classes/wp_rest_taxonomies_controller/prepare_links/) * Prepares links for the request. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_rest_taxonomies_controller/prepare_links/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_rest_taxonomies_controller/prepare_links/#uses) | Source: [wp-includes/rest-api/endpoints/class-wp-rest-taxonomies-controller.php:312](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rest-api/endpoints/class-wp-rest-taxonomies-controller.php#L312-L321) * method[WP_REST_Terms_Controller::check_read_terms_permission_for_post()](https://developer.wordpress.org/reference/classes/wp_rest_terms_controller/check_read_terms_permission_for_post/) * Checks if the terms for a post can be read. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_rest_terms_controller/check_read_terms_permission_for_post/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/classes/wp_rest_terms_controller/check_read_terms_permission_for_post/#uses) | Source: [wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php:156](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php#L156-L174) * method[WP_REST_Site_Health_Controller::test_page_cache()](https://developer.wordpress.org/reference/classes/wp_rest_site_health_controller/test_page_cache/) * Checks that full page cache is active. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_rest_site_health_controller/test_page_cache/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/classes/wp_rest_site_health_controller/test_page_cache/#uses) | Source: [wp-includes/rest-api/endpoints/class-wp-rest-site-health-controller.php:271](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rest-api/endpoints/class-wp-rest-site-health-controller.php#L271-L274) * method[WP_REST_Templates_Controller::get_template_fallback()](https://developer.wordpress.org/reference/classes/wp_rest_templates_controller/get_template_fallback/) * Returns the fallback template for the given slug. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_rest_templates_controller/get_template_fallback/#used-by) | Uses [4 functions](https://developer.wordpress.org/reference/classes/wp_rest_templates_controller/get_template_fallback/#uses) | Source: [wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php:160](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php#L160-L172) * hook[query_loop_block_query_vars](https://developer.wordpress.org/reference/hooks/query_loop_block_query_vars/) * Filters the arguments which will be passed to `WP_Query` for the Query Loop Block. * Used by [1 function](https://developer.wordpress.org/reference/hooks/query_loop_block_query_vars/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/query_loop_block_query_vars/#uses) | Source: [wp-includes/blocks.php:2942](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/blocks.php#L2942-L2942) * method[WP_Object_Cache::flush_group()](https://developer.wordpress.org/reference/classes/wp_object_cache/flush_group/) * Removes all cache items in a group. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_object_cache/flush_group/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_object_cache/flush_group/#uses) | Source: [wp-includes/class-wp-object-cache.php:572](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-object-cache.php#L572-L576) * method[WP_Object_Cache::is_valid_key()](https://developer.wordpress.org/reference/classes/wp_object_cache/is_valid_key/) * Serves as a utility function to determine whether a key is valid. * Used by [7 functions](https://developer.wordpress.org/reference/classes/wp_object_cache/is_valid_key/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/classes/wp_object_cache/is_valid_key/#uses) | Source: [wp-includes/class-wp-object-cache.php:140](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-object-cache.php#L140-L167) * hook[wp_before_load_template](https://developer.wordpress.org/reference/hooks/wp_before_load_template/) * Fires before a template file is loaded. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_before_load_template/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_before_load_template/#uses) | Source: [wp-includes/template.php:811](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/template.php#L811-L811) * hook[wp_after_load_template](https://developer.wordpress.org/reference/hooks/wp_after_load_template/) * Fires after a template file is loaded. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_after_load_template/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_after_load_template/#uses) | Source: [wp-includes/template.php:828](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/template.php#L828-L828) * hook[update_themes_{$hostname}](https://developer.wordpress.org/reference/hooks/update_themes_hostname/) * Filters the update response for a given theme hostname. * Used by [1 function](https://developer.wordpress.org/reference/hooks/update_themes_hostname/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/update_themes_hostname/#uses) | Source: [wp-includes/update.php:833](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/update.php#L833-L833) * function[wp_theme_get_element_class_name()](https://developer.wordpress.org/reference/functions/wp_theme_get_element_class_name/) * Given an element name, returns a class name. * Used by [0 functions](https://developer.wordpress.org/reference/functions/wp_theme_get_element_class_name/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/wp_theme_get_element_class_name/#uses) | Source: [wp-includes/theme.php:4374](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/theme.php#L4374-L4376) * hook[get_header_image](https://developer.wordpress.org/reference/hooks/get_header_image/) * Filters the header image URL. * Used by [1 function](https://developer.wordpress.org/reference/hooks/get_header_image/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/get_header_image/#uses) | Source: [wp-includes/theme.php:1248](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/theme.php#L1248-L1248) * method[WP_Theme_JSON_Resolver::remove_json_comments()](https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/remove_json_comments/) * When given an array, this will remove any keys with the name `//`. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/remove_json_comments/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/remove_json_comments/#uses) | Source: [wp-includes/class-wp-theme-json-resolver.php:449](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-theme-json-resolver.php#L449-L458) * hook[wp_theme_json_data_theme](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_theme/) * Filters the data provided by the theme for global styles and settings. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_theme/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_theme/#uses) | Source: [wp-includes/class-wp-theme-json-resolver.php:292](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-theme-json-resolver.php#L292-L292) * hook[wp_theme_json_data_blocks](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_blocks/) * Filters the data provided by the blocks for global styles & settings. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_blocks/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_blocks/#uses) | Source: [wp-includes/class-wp-theme-json-resolver.php:425](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-theme-json-resolver.php#L425-L425) * hook[wp_theme_json_data_user](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_user/) * Filters the data provided by the user for global styles & settings. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_user/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_user/#uses) | Source: [wp-includes/class-wp-theme-json-resolver.php:564](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-theme-json-resolver.php#L564-L564) * method[WP_Theme_JSON_Resolver::get_block_data()](https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/get_block_data/) * Gets the styles for blocks from the block.json file. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/get_block_data/#used-by) | Uses [4 functions](https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/get_block_data/#uses) | Source: [wp-includes/class-wp-theme-json-resolver.php:392](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-theme-json-resolver.php#L392-L439) * hook[wp_theme_json_data_default](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_default/) * Filters the default data provided by WordPress for global styles & settings. * Used by [1 function](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_default/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_theme_json_data_default/#uses) | Source: [wp-includes/class-wp-theme-json-resolver.php:175](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-theme-json-resolver.php#L175-L175) * method[WP_Theme_JSON_Resolver::has_same_registered_blocks()](https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/has_same_registered_blocks/) * Checks whether the registered blocks were already processed for this origin. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/has_same_registered_blocks/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/has_same_registered_blocks/#uses) | Source: [wp-includes/class-wp-theme-json-resolver.php:200](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-theme-json-resolver.php#L200-L220) * function[update_post_parent_caches()](https://developer.wordpress.org/reference/functions/update_post_parent_caches/) * Updates parent post caches for a list of post objects. * Used by [3 functions](https://developer.wordpress.org/reference/functions/update_post_parent_caches/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/update_post_parent_caches/#uses) | Source: [wp-includes/post.php:7847](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/post.php#L7847-L7855) * function[update_post_author_caches()](https://developer.wordpress.org/reference/functions/update_post_author_caches/) * Updates post author user caches for a list of post objects. * Used by [5 functions](https://developer.wordpress.org/reference/functions/update_post_author_caches/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/update_post_author_caches/#uses) | Source: [wp-includes/post.php:7823](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/post.php#L7823-L7838) [Previous Page](https://developer.wordpress.org/reference/package/wordpress/page/46/?output_format=md) [1](https://developer.wordpress.org/reference/package/wordpress/?output_format=md)… [45](https://developer.wordpress.org/reference/package/wordpress/page/45/?output_format=md) [46](https://developer.wordpress.org/reference/package/wordpress/page/46/?output_format=md) 47 [48](https://developer.wordpress.org/reference/package/wordpress/page/48/?output_format=md) 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