Title: 4.4.0 | Page 4 of 19 | Developer.WordPress.org --- # New and updated in 4.4.0 Functions Hooks Classes Methods * method[WP_Customize_Manager::is_ios()](https://developer.wordpress.org/reference/classes/wp_customize_manager/is_ios/) * Determines whether the user agent is iOS. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_customize_manager/is_ios/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/classes/wp_customize_manager/is_ios/#uses) | Source: [wp-includes/class-wp-customize-manager.php:4582](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-manager.php#L4582-L4584) * method[WP_Customize_Manager::get_document_title_template()](https://developer.wordpress.org/reference/classes/wp_customize_manager/get_document_title_template/) * Gets the template string for the Customizer pane document title. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_customize_manager/get_document_title_template/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_customize_manager/get_document_title_template/#uses) | Source: [wp-includes/class-wp-customize-manager.php:4593](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-manager.php#L4593-L4603) * method[WP_Customize_Manager::set_preview_url()](https://developer.wordpress.org/reference/classes/wp_customize_manager/set_preview_url/) * Sets the initial URL to be previewed. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_customize_manager/set_preview_url/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/classes/wp_customize_manager/set_preview_url/#uses) | Source: [wp-includes/class-wp-customize-manager.php:4614](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-manager.php#L4614-L4617) * hook[customize_post_value_set_{$setting_id}](https://developer.wordpress.org/reference/hooks/customize_post_value_set_setting_id/) * Announces when a specific setting’s unsanitized post value has been set. * Used by [1 function](https://developer.wordpress.org/reference/hooks/customize_post_value_set_setting_id/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/customize_post_value_set_setting_id/#uses) | Source: [wp-includes/class-wp-customize-manager.php:1883](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-manager.php#L1883-L1883) * hook[customize_post_value_set](https://developer.wordpress.org/reference/hooks/customize_post_value_set/) * Announces when any setting’s unsanitized post value has been set. * Used by [1 function](https://developer.wordpress.org/reference/hooks/customize_post_value_set/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/customize_post_value_set/#uses) | Source: [wp-includes/class-wp-customize-manager.php:1899](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-manager.php#L1899-L1899) * hook[customize_loaded_components](https://developer.wordpress.org/reference/hooks/customize_loaded_components/) * Filters the core Customizer components to load. * Used by [1 function](https://developer.wordpress.org/reference/hooks/customize_loaded_components/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/customize_loaded_components/#uses) | Source: [wp-includes/class-wp-customize-manager.php:359](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-manager.php#L359-L359) * function[get_header_image_tag()](https://developer.wordpress.org/reference/functions/get_header_image_tag/) * Creates image tag markup for a custom header image. * Used by [2 functions](https://developer.wordpress.org/reference/functions/get_header_image_tag/#used-by) | Uses [9 functions](https://developer.wordpress.org/reference/functions/get_header_image_tag/#uses) | Source: [wp-includes/theme.php:1267](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/theme.php#L1267-L1371) * hook[get_header_image_tag](https://developer.wordpress.org/reference/hooks/get_header_image_tag/) * Filters the markup of header images. * Used by [1 function](https://developer.wordpress.org/reference/hooks/get_header_image_tag/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/get_header_image_tag/#uses) | Source: [wp-includes/theme.php:1370](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/theme.php#L1370-L1370) * function[the_header_image_tag()](https://developer.wordpress.org/reference/functions/the_header_image_tag/) * Displays the image markup for a custom header image. * Used by [0 functions](https://developer.wordpress.org/reference/functions/the_header_image_tag/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/the_header_image_tag/#uses) | Source: [wp-includes/theme.php:1380](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/theme.php#L1380-L1382) * method[WP_Customize_Setting::set_root_value()](https://developer.wordpress.org/reference/classes/wp_customize_setting/set_root_value/) * Set the root value for a setting, especially for multidimensional ones. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_customize_setting/set_root_value/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_customize_setting/set_root_value/#uses) | Source: [wp-includes/class-wp-customize-setting.php:657](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-setting.php#L657-L676) * method[WP_Customize_Setting::get_root_value()](https://developer.wordpress.org/reference/classes/wp_customize_setting/get_root_value/) * Get the root value for a setting, especially for multidimensional ones. * Used by [2 functions](https://developer.wordpress.org/reference/classes/wp_customize_setting/get_root_value/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_customize_setting/get_root_value/#uses) | Source: [wp-includes/class-wp-customize-setting.php:633](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-setting.php#L633-L647) * method[WP_Customize_Setting::_clear_aggregated_multidimensional_preview_applied_flag()](https://developer.wordpress.org/reference/classes/wp_customize_setting/_clear_aggregated_multidimensional_preview_applied_flag/) * Clear out the previewed-applied flag for a multidimensional-aggregated value whenever its post value is updated. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_customize_setting/_clear_aggregated_multidimensional_preview_applied_flag/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_customize_setting/_clear_aggregated_multidimensional_preview_applied_flag/#uses) | Source: [wp-includes/class-wp-customize-setting.php:437](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-setting.php#L437-L439) * method[WP_Customize_Setting::_multidimensional_preview_filter()](https://developer.wordpress.org/reference/classes/wp_customize_setting/_multidimensional_preview_filter/) * Callback function to filter multidimensional theme mods and options. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_customize_setting/_multidimensional_preview_filter/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/classes/wp_customize_setting/_multidimensional_preview_filter/#uses) | Source: [wp-includes/class-wp-customize-setting.php:485](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-setting.php#L485-L514) * method[WP_Customize_Setting::id_data()](https://developer.wordpress.org/reference/classes/wp_customize_setting/id_data/) * Get parsed ID data for multidimensional setting. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wp_customize_setting/id_data/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wp_customize_setting/id_data/#uses) | Source: [wp-includes/class-wp-customize-setting.php:237](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-setting.php#L237-L239) * method[WP_Customize_Setting::aggregate_multidimensional()](https://developer.wordpress.org/reference/classes/wp_customize_setting/aggregate_multidimensional/) * Set up the setting for aggregated multidimensional values. * Used by [1 function](https://developer.wordpress.org/reference/classes/wp_customize_setting/aggregate_multidimensional/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/classes/wp_customize_setting/aggregate_multidimensional/#uses) | Source: [wp-includes/class-wp-customize-setting.php:249](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-customize-setting.php#L249-L267) * function[wp_parse_url()](https://developer.wordpress.org/reference/functions/wp_parse_url/) * A wrapper for PHP’s parse_url() function that handles consistency in the return values across PHP versions. * Used by [32 functions](https://developer.wordpress.org/reference/functions/wp_parse_url/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/wp_parse_url/#uses) | Source: [wp-includes/http.php:761](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/http.php#L761-L787) * function[wp_remote_retrieve_cookie_value()](https://developer.wordpress.org/reference/functions/wp_remote_retrieve_cookie_value/) * Retrieves a single cookie’s value by name from the raw response. * Used by [0 functions](https://developer.wordpress.org/reference/functions/wp_remote_retrieve_cookie_value/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/wp_remote_retrieve_cookie_value/#uses) | Source: [wp-includes/http.php:377](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/http.php#L377-L385) * function[wp_remote_retrieve_cookies()](https://developer.wordpress.org/reference/functions/wp_remote_retrieve_cookies/) * Retrieves only the cookies from the raw response. * Used by [1 function](https://developer.wordpress.org/reference/functions/wp_remote_retrieve_cookies/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/wp_remote_retrieve_cookies/#uses) | Source: [wp-includes/http.php:333](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/http.php#L333-L339) * function[wp_remote_retrieve_cookie()](https://developer.wordpress.org/reference/functions/wp_remote_retrieve_cookie/) * Retrieves a single cookie by name from the raw response. * Used by [1 function](https://developer.wordpress.org/reference/functions/wp_remote_retrieve_cookie/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/wp_remote_retrieve_cookie/#uses) | Source: [wp-includes/http.php:351](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/http.php#L351-L365) * hook[comment_form_fields](https://developer.wordpress.org/reference/hooks/comment_form_fields/) * Filters the comment form fields, including the textarea. * Used by [1 function](https://developer.wordpress.org/reference/hooks/comment_form_fields/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/comment_form_fields/#uses) | Source: [wp-includes/comment-template.php:2788](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/comment-template.php#L2788-L2788) * hook[respond_link](https://developer.wordpress.org/reference/hooks/respond_link/) * Filters the respond link when a post has no comments. * Used by [1 function](https://developer.wordpress.org/reference/hooks/respond_link/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/respond_link/#uses) | Source: [wp-includes/comment-template.php:1698](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/comment-template.php#L1698-L1698) * hook[comment_excerpt_length](https://developer.wordpress.org/reference/hooks/comment_excerpt_length/) * Filters the maximum number of words used in the comment excerpt. * Used by [1 function](https://developer.wordpress.org/reference/hooks/comment_excerpt_length/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/comment_excerpt_length/#uses) | Source: [wp-includes/comment-template.php:677](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/comment-template.php#L677-L677) * function[get_the_author_posts_link()](https://developer.wordpress.org/reference/functions/get_the_author_posts_link/) * Retrieves an HTML link to the author page of the current post’s author. * Used by [1 function](https://developer.wordpress.org/reference/functions/get_the_author_posts_link/#used-by) | Uses [5 functions](https://developer.wordpress.org/reference/functions/get_the_author_posts_link/#uses) | Source: [wp-includes/author-template.php:328](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/author-template.php#L328-L356) * function[wp_term_is_shared()](https://developer.wordpress.org/reference/functions/wp_term_is_shared/) * Determines whether a term is shared between multiple taxonomies. * Used by [2 functions](https://developer.wordpress.org/reference/functions/wp_term_is_shared/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/functions/wp_term_is_shared/#uses) | Source: [wp-includes/taxonomy.php:4689](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/taxonomy.php#L4689-L4699) * function[update_term_meta()](https://developer.wordpress.org/reference/functions/update_term_meta/) * Updates term metadata. * Used by [0 functions](https://developer.wordpress.org/reference/functions/update_term_meta/#used-by) | Uses [4 functions](https://developer.wordpress.org/reference/functions/update_term_meta/#uses) | Source: [wp-includes/taxonomy.php:1477](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/taxonomy.php#L1477-L1483) * function[update_termmeta_cache()](https://developer.wordpress.org/reference/functions/update_termmeta_cache/) * Updates metadata cache for list of term IDs. * Used by [0 functions](https://developer.wordpress.org/reference/functions/update_termmeta_cache/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/update_termmeta_cache/#uses) | Source: [wp-includes/taxonomy.php:1496](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/taxonomy.php#L1496-L1498) * hook[get_terms_defaults](https://developer.wordpress.org/reference/hooks/get_terms_defaults/) * Filters the terms query default arguments. * Used by [1 function](https://developer.wordpress.org/reference/hooks/get_terms_defaults/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/get_terms_defaults/#uses) | Source: [wp-includes/class-wp-term-query.php:260](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/class-wp-term-query.php#L260-L260) * function[add_term_meta()](https://developer.wordpress.org/reference/functions/add_term_meta/) * Adds metadata to a term. * Used by [1 function](https://developer.wordpress.org/reference/functions/add_term_meta/#used-by) | Uses [4 functions](https://developer.wordpress.org/reference/functions/add_term_meta/#uses) | Source: [wp-includes/taxonomy.php:1403](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/taxonomy.php#L1403-L1409) * function[delete_term_meta()](https://developer.wordpress.org/reference/functions/delete_term_meta/) * Removes metadata matching criteria from a term. * Used by [0 functions](https://developer.wordpress.org/reference/functions/delete_term_meta/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/delete_term_meta/#uses) | Source: [wp-includes/taxonomy.php:1425](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/taxonomy.php#L1425-L1427) * function[get_term_meta()](https://developer.wordpress.org/reference/functions/get_term_meta/) * Retrieves metadata for a term. * Used by [0 functions](https://developer.wordpress.org/reference/functions/get_term_meta/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/get_term_meta/#uses) | Source: [wp-includes/taxonomy.php:1451](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/taxonomy.php#L1451-L1453) [Previous Page](https://developer.wordpress.org/reference/since/4.4.0/page/3/?output_format=md) [1](https://developer.wordpress.org/reference/since/4.4.0/?output_format=md) [2](https://developer.wordpress.org/reference/since/4.4.0/page/2/?output_format=md) [3](https://developer.wordpress.org/reference/since/4.4.0/page/3/?output_format=md) 4 [5](https://developer.wordpress.org/reference/since/4.4.0/page/5/?output_format=md) [6](https://developer.wordpress.org/reference/since/4.4.0/page/6/?output_format=md)… 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