esc_url( string $url, string[] $protocols = null, string $_context = 'display' )

Checks and cleans a URL.

Description

A number of characters are removed from the URL. If the URL is for displaying (the default behavior) ampersands are also replaced. The ‘clean_url’ filter is applied to the returned cleaned URL.

Parameters

$url

(Required) The URL to be cleaned.

$protocols

(Optional) An array of acceptable protocols.<br> Defaults to return value of wp_allowed_protocols().

Default value: null

$_context

(Optional) Private. Use sanitize_url() for database usage.

Default value: 'display'

Return

(string) The cleaned URL after the 'clean_url' filter is applied.<br> An empty string is returned if $url specifies a protocol other than those in $protocols, or if $url contains an empty string.

Source

File: wp-includes/formatting.php

function esc_url( $url, $protocols = null, $_context = 'display' ) {
	$original_url = $url;

	if ( '' == $url )
		return $url;

	$url = str_replace( ' ', '%20', $url );
	$url = preg_replace('|[^a-z0-9-~+_.?#=!&;,/:%@$\|*\'()\[\]\\x80-\\xff]|i', '', $url);

	if ( '' === $url ) {
		return $url;
	}

	if ( 0 !== stripos( $url, 'mailto:' ) ) {
		$strip = array('%0d', '%0a', '%0D', '%0A');
		$url = _deep_replace($strip, $url);
	}

	$url = str_replace(';//', '://', $url);
	/* If the URL doesn't appear to contain a scheme, we
	 * presume it needs http:// prepended (unless a relative
	 * link starting with /, # or ? or a php file).
	 */
	if ( strpos($url, ':') === false && ! in_array( $url[0], array( '/', '#', '?' ) ) &&
		! preg_match('/^[a-z0-9-]+?\.php/i', $url) )
		$url = 'http://' . $url;

	// Replace ampersands and single quotes only when displaying.
	if ( 'display' == $_context ) {
		$url = wp_kses_normalize_entities( $url );
		$url = str_replace( '&amp;', '&#038;', $url );
		$url = str_replace( "'", '&#039;', $url );
	}

	if ( ( false !== strpos( $url, '[' ) ) || ( false !== strpos( $url, ']' ) ) ) {

		$parsed = wp_parse_url( $url );
		$front  = '';

		if ( isset( $parsed['scheme'] ) ) {
			$front .= $parsed['scheme'] . '://';
		} elseif ( '/' === $url[0] ) {
			$front .= '//';
		}

		if ( isset( $parsed['user'] ) ) {
			$front .= $parsed['user'];
		}

		if ( isset( $parsed['pass'] ) ) {
			$front .= ':' . $parsed['pass'];
		}

		if ( isset( $parsed['user'] ) || isset( $parsed['pass'] ) ) {
			$front .= '@';
		}

		if ( isset( $parsed['host'] ) ) {
			$front .= $parsed['host'];
		}

		if ( isset( $parsed['port'] ) ) {
			$front .= ':' . $parsed['port'];
		}

		$end_dirty = str_replace( $front, '', $url );
		$end_clean = str_replace( array( '[', ']' ), array( '%5B', '%5D' ), $end_dirty );
		$url       = str_replace( $end_dirty, $end_clean, $url );

	}

	if ( '/' === $url[0] ) {
		$good_protocol_url = $url;
	} else {
		if ( ! is_array( $protocols ) )
			$protocols = wp_allowed_protocols();
		$good_protocol_url = wp_kses_bad_protocol( $url, $protocols );
		if ( strtolower( $good_protocol_url ) != strtolower( $url ) )
			return '';
	}

	/**
	 * Filters a string cleaned and escaped for output as a URL.
	 *
	 * @since WP-2.3.0
	 *
	 * @param string $good_protocol_url The cleaned URL to be returned.
	 * @param string $original_url      The URL prior to cleaning.
	 * @param string $_context          If 'display', replace ampersands and single quotes only.
	 */
	return apply_filters( 'clean_url', $good_protocol_url, $original_url, $_context );
}

Expand Source Code View on GitHub

Uses

Uses
Uses	Description
wp-includes/compat.php: str_contains()	Polyfill for `str_contains()` function added in PHP 8.0.
wp-includes/class-pop3.php: stripos()
wp-includes/http.php: wp_parse_url()	A wrapper for PHP’s parse_url() function that handles consistency in the return values across PHP versions.
wp-includes/plugin.php: apply_filters()	Calls the callback functions that have been added to a filter hook.
wp-includes/kses.php: wp_kses_normalize_entities()	Converts and fixes HTML entities.
wp-includes/kses.php: wp_kses_bad_protocol()	Sanitizes a string and removed disallowed URL protocols.
wp-includes/formatting.php: _deep_replace()	Performs a deep string replace operation to ensure the values in $search are no longer present.
wp-includes/formatting.php: clean_url	Filters a string cleaned and escaped for output as a URL.
wp-includes/functions.php: wp_allowed_protocols()	Retrieves a list of protocols to allow in HTML attributes.

Show 4 more uses Hide more uses

Used By

Used By
Used By	Description
wp-admin/includes/class-wp-automatic-updater.php: WP_Automatic_Updater::send_plugin_theme_email()	Sends an email upon the completion or failure of a plugin or theme background update.
wp-admin/includes/class-wp-media-list-table.php: WP_Media_List_Table::column_thumbnail()	Handles the thumbnail column output.
wp-admin/includes/class-wp-media-list-table.php: WP_Media_List_Table::column_used_in()	Handles the used-in column output.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_classicpress_version()	Tests for WordPress version and outputs it.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_plugin_version()	Tests if plugins are outdated, or unnecessary.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_theme_version()	Tests if themes are outdated, or unnecessary.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_php_version()	Tests if the supplied PHP version is supported.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_php_extensions()	Tests if required PHP modules are installed on the host.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_sql_server()	Tests if the SQL server is up to date.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_dotorg_communication()	Tests if the site can communicate with WordPress.org.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_is_in_debug_mode()	Tests if debug information is enabled.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_https_status()	Tests if the site is serving content over HTTPS.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_authorization_header()	Tests if the Authorization header has the expected values.
wp-admin/includes/class-wp-site-health.php: WP_Site_Health::get_test_persistent_object_cache()	Tests if the site uses persistent object cache and recommends to use it if not.
wp-admin/includes/plugin.php: paused_plugins_notice()	Renders an admin notice in case some plugins have been paused due to errors.
wp-admin/includes/plugin.php: deactivated_plugins_notice()	Renders an admin notice when a plugin was deactivated during an update.
wp-admin/includes/plugin.php: validate_plugin_requirements()	Validates the plugin requirements for ClassicPress version and PHP version.
wp-admin/includes/class-wp-ms-sites-list-table.php: WP_MS_Sites_List_Table::get_views()	Gets links to filter sites by status.
wp-admin/includes/class-wp-privacy-data-export-requests-list-table.php: WP_Privacy_Data_Export_Requests_List_Table::column_email()	Actions column.
wp-admin/includes/class-wp-privacy-data-export-requests-list-table.php: WP_Privacy_Data_Export_Requests_List_Table::column_next_steps()	Displays the next steps column.
wp-admin/includes/class-wp-privacy-data-removal-requests-list-table.php: WP_Privacy_Data_Removal_Requests_List_Table::column_email()	Actions column.
wp-admin/includes/class-wp-privacy-data-removal-requests-list-table.php: WP_Privacy_Data_Removal_Requests_List_Table::column_next_steps()	Next steps column.
wp-admin/includes/class-wp-list-table.php: WP_List_Table::get_views_links()	Generates views links.
wp-admin/includes/dashboard.php: wp_dashboard_php_nag()	Displays the PHP update nag.
wp-admin/includes/dashboard.php: wp_dashboard_site_health()	Displays the Site Health Status widget.
wp-admin/includes/dashboard.php: cp_dashboard_directory()	Display the ClassicPress Directory Inform users about the new ClassicPress directory and allow to install the ClassicPress Directory Integration plugin.
wp-admin/includes/update.php: wp_recovery_mode_nag()	Displays a notice when the user is in recovery mode.
wp-admin/includes/ajax-actions.php: wp_ajax_quick_edit_attachment()	Ajax handler for updating attachment values and attributes.
wp-admin/includes/theme.php: paused_themes_notice()	Renders an admin notice in case some themes have been paused due to errors.
wp-includes/https-detection.php: wp_is_local_html_output()	Checks whether a given HTML string is likely an output from this WordPress site.
wp-includes/user.php: wp_list_users()	Lists all the users of the site, with several options available.
wp-includes/widgets/class-wp-widget-media.php: WP_Widget_Media::get_l10n_defaults()	Returns the default localized strings used by the widget.
wp-includes/functions.php: wp_get_update_php_annotation()	Returns the default annotation for the web hosting altering the “Update PHP” page URL.
wp-includes/functions.php: wp_direct_php_update_button()	Displays a button directly linking to a PHP update process.
wp-includes/sitemaps/class-wp-sitemaps-stylesheet.php: WP_Sitemaps_Stylesheet::get_sitemap_stylesheet()	Returns the escaped XSL for all sitemaps, except index.
wp-includes/sitemaps/class-wp-sitemaps-stylesheet.php: WP_Sitemaps_Stylesheet::get_sitemap_index_stylesheet()	Returns the escaped XSL for the index sitemaps.
wp-includes/sitemaps/class-wp-sitemaps-renderer.php: WP_Sitemaps_Renderer::__construct()	WP_Sitemaps_Renderer constructor.
wp-includes/sitemaps/class-wp-sitemaps-renderer.php: WP_Sitemaps_Renderer::get_sitemap_index_xml()	Gets XML for a sitemap index.
wp-includes/sitemaps/class-wp-sitemaps-renderer.php: WP_Sitemaps_Renderer::get_sitemap_xml()	Gets XML for a sitemap.
wp-includes/sitemaps/class-wp-sitemaps.php: WP_Sitemaps::add_robots()	Adds the sitemap index to robots.txt.
wp-includes/comment-template.php: display_comment_metadata()	Outputs comment metadata
wp-includes/general-template.php: wp_preload_resources()	Prints resource preloads directives to browsers.
wp-includes/formatting.php: cp_attributes()	Provide a way to filter and escape the HTML attributes being output.
wp-signup.php: signup_another_blog()	Shows a form for returning users to sign up for another site.
wp-signup.php: confirm_another_blog_signup()	Shows a message confirming that the new site has been created.
wp-includes/user.php: retrieve_password()	Handles sending a password retrieval email to a user.
wp-includes/author-template.php: get_the_author_posts_link()	Retrieves an HTML link to the author page of the current post’s author.
wp-includes/author-template.php: wp_list_authors()	Lists all the authors of the site, with several options available.
wp-login.php: login_footer()	Outputs the footer for the login page.
wp-includes/author-template.php: get_the_author_link()	Retrieves either author’s link or author’s name.
wp-includes/deprecated.php: get_index_rel_link()	Get site index relational link.
wp-includes/formatting.php: sanitize_url()	Sanitizes a URL for database or redirect usage.
wp-includes/deprecated.php: clean_url()	Checks and cleans a URL.
wp-includes/deprecated.php: comments_rss()	Return link to the post RSS feed.
wp-includes/deprecated.php: get_links()	Gets the links associated with category by ID.
wp-includes/customize/class-wp-customize-site-icon-control.php: WP_Customize_Site_Icon_Control::content_template()	Renders a JS template for the content of the site icon control.
wp-includes/customize/class-wp-customize-theme-control.php: WP_Customize_Theme_Control::content_template()	Render a JS template for theme display.
wp-includes/general-template.php: get_login_image_html()	Return the HTML for the image on the login screen. This is either a link showing the ClassicPress logo (the default) or the site’s custom login image (if enabled).
wp-includes/general-template.php: paginate_links()	Retrieves paginated links for archive post pages.
wp-includes/general-template.php: wp_admin_css()	Enqueues or directly prints a stylesheet link to the specified CSS file.
wp-includes/general-template.php: wp_site_icon()	Displays site icon meta tags.
wp-includes/general-template.php: wp_resource_hints()	Prints resource hints to browsers for pre-fetching, pre-rendering and pre-connecting to web sites.
wp-includes/general-template.php: feed_links()	Displays the links to the general feeds.
wp-includes/general-template.php: feed_links_extra()	Displays the links to the extra feeds such as category feeds.
wp-includes/general-template.php: rsd_link()	Displays the link to the Really Simple Discovery service endpoint.
wp-includes/general-template.php: get_archives_link()	Retrieves archive link content based on predefined or custom code.
wp-includes/general-template.php: wp_register()	Displays the Registration or Admin link.
wp-includes/general-template.php: site_icon_url()	Displays the Site Icon URL.
wp-includes/general-template.php: get_custom_logo()	Returns a custom logo, linked to home unless the theme supports removing the link on the home page.
wp-includes/general-template.php: get_search_form()	Displays search form.
wp-includes/general-template.php: wp_loginout()	Displays the Log In/Out link.
wp-includes/general-template.php: wp_login_form()	Provides a simple login form for use anywhere within WordPress.
wp-includes/script-loader.php: wp_default_scripts()	Register all ClassicPress scripts.
wp-includes/widgets/class-wp-widget-media-audio.php: WP_Widget_Media_Audio::__construct()	Constructor.
wp-includes/widgets/class-wp-widget-media-video.php: WP_Widget_Media_Video::__construct()	Constructor.
wp-includes/widgets/class-wp-widget-rss.php: WP_Widget_RSS::widget()	Outputs the content for the current RSS widget instance.
wp-includes/widgets/class-wp-widget-categories.php: WP_Widget_Categories::widget()	Outputs the content for the current Categories widget instance.
wp-includes/widgets/class-wp-widget-recent-comments.php: WP_Widget_Recent_Comments::widget()	Outputs the content for the current Recent Comments widget instance.
wp-includes/widgets/class-wp-widget-custom-html.php: WP_Widget_Custom_HTML::add_help_text()	Add help text to widgets admin screen.
wp-includes/widgets/class-wp-widget-media-image.php: WP_Widget_Media_Image::__construct()	Constructor.
wp-includes/widgets/class-wp-widget-media-image.php: WP_Widget_Media_Image::render_media()	Render the media on the frontend.
wp-includes/widgets/class-wp-widget-meta.php: WP_Widget_Meta::widget()	Outputs the content for the current Meta widget instance.
wp-includes/class-wp-styles.php: WP_Styles::_css_href()	Generates an enqueued style’s fully-qualified URL.
wp-includes/pluggable.php: get_avatar()	Retrieves the avatar `<img>` tag for a user, email address, MD5 hash, comment, or post.
wp-includes/class-walker-nav-menu.php: Walker_Nav_Menu::start_el()	Starts the element output.
wp-includes/bookmark-template.php: _walk_bookmarks()	The formatted output of a list of bookmarks.
wp-includes/media-template.php: wp_print_media_templates()	Prints the templates used in the media manager.
wp-includes/comment.php: wp_comments_personal_data_exporter()	Finds and exports personal data associated with an email address from the comments table.
wp-includes/comment.php: wp_set_comment_cookies()	Sets the cookies used to store an unauthenticated commentator’s identity. Typically used to recall previous comments by this commentator that are still held in moderation.
wp-includes/class-walker-page.php: Walker_Page::start_el()	Outputs the beginning of the current element in the tree.
wp-includes/admin-bar.php: wp_admin_bar_edit_menu()	Provides an edit link for posts and terms.
wp-includes/admin-bar.php: wp_admin_bar_search_menu()	Adds search form.
wp-includes/admin-bar.php: wp_admin_bar_my_sites_menu()	Adds the “My Sites/[Site Name]” menu and all submenus.
wp-includes/class-wp-embed.php: WP_Embed::maybe_run_ajax_cache()	If a post/page was saved, then output JavaScript to make an Ajax request that will call WP_Embed::cache_oembed().
wp-includes/class-wp-embed.php: WP_Embed::maybe_make_link()	Conditionally makes a hyperlink based on an internal class variable.
wp-includes/embed.php: the_embed_site_title()	Prints the necessary markup for the site title in an embed template.
wp-includes/embed.php: wp_filter_oembed_result()	Filters the given oEmbed HTML.
wp-includes/embed.php: wp_embed_excerpt_more()	Filters the string in the ‘more’ link displayed after a trimmed excerpt.
wp-includes/embed.php: get_post_embed_html()	Retrieves the embed code for a specific post.
wp-includes/embed.php: wp_embed_handler_video()	Video embed handler callback.
wp-includes/embed.php: wp_oembed_add_discovery_links()	Adds oEmbed discovery links in the head element of the website.
wp-includes/class-wp-admin-bar.php: WP_Admin_Bar::_render()
wp-includes/class-wp-admin-bar.php: WP_Admin_Bar::_render_item()
wp-includes/embed.php: wp_embed_handler_audio()	Audio embed handler callback.
wp-includes/link-template.php: get_the_privacy_policy_link()	Returns the privacy policy link with formatting, when applicable.
wp-includes/link-template.php: wp_shortlink_wp_head()	Injects rel=shortlink into the head if a shortlink is defined for the current page.
wp-includes/link-template.php: the_shortlink()	Displays the shortlink for a post.
wp-includes/link-template.php: rel_canonical()	Outputs rel=canonical for singular queries.
wp-includes/link-template.php: get_next_comments_link()	Retrieves the link to the next comments page.
wp-includes/link-template.php: get_previous_comments_link()	Retrieves the link to the previous comments page.
wp-includes/link-template.php: get_pagenum_link()	Retrieves the link for a page number.
wp-includes/link-template.php: next_posts()	Displays or retrieves the next posts page link.
wp-includes/link-template.php: previous_posts()	Displays or retrieves the previous posts page link.
wp-includes/link-template.php: edit_post_link()	Displays the edit post link for post.
wp-includes/link-template.php: edit_comment_link()	Displays the edit comment link with formatting.
wp-includes/link-template.php: edit_bookmark_link()	Displays the edit bookmark link anchor content.
wp-includes/link-template.php: the_feed_link()	Displays the permalink for the feed type.
wp-includes/link-template.php: post_comments_feed_link()	Displays the comment feed link for a post.
wp-includes/link-template.php: the_permalink()	Displays the permalink for the current post.
wp-includes/ms-deprecated.php: get_most_active_blogs()	Deprecated functionality to retrieve a list of the most active sites.
wp-includes/ms-blogs.php: get_blogaddress_by_id()	Gets a full blog URL, given a blog ID.
wp-includes/ms-blogs.php: get_blogaddress_by_name()	Gets a full blog URL, given a blog name.
wp-includes/user.php: send_confirmation_on_profile_email()	Sends a confirmation request email when a change of user email address is attempted.
wp-includes/user.php: sanitize_user_field()	Sanitizes user field based on context.
wp-includes/class-wp-theme.php: WP_Theme::markup_header()	Marks up a theme header.
wp-includes/theme.php: _wp_customize_loader_settings()	Adds settings for the customize-loader script.
wp-includes/theme.php: wp_customize_url()	Returns a URL to load the Customizer.
wp-includes/theme.php: the_header_video_url()	Displays header video URL.
wp-includes/theme.php: header_image()	Displays header image URL.
wp-includes/post-thumbnail-template.php: the_post_thumbnail_url()	Displays the post thumbnail URL.
wp-includes/category-template.php: get_the_term_list()	Retrieves a post’s terms as a list with specified format.
wp-includes/category-template.php: get_term_parents_list()	Retrieves term parents with separator.
wp-includes/category-template.php: wp_generate_tag_cloud()	Generates a tag cloud (heatmap) from provided data.
wp-includes/category-template.php: get_the_category_list()	Retrieves category list for a post in either HTML list or custom format.
wp-includes/category-template.php: wp_list_categories()	Displays or retrieves the HTML list of categories.
wp-includes/class-wp-customize-manager.php: WP_Customize_Manager::remove_panel()	Removes a customize panel.
wp-includes/class-wp-customize-manager.php: WP_Customize_Manager::register_controls()	Registers some default controls.
wp-includes/post-template.php: wp_page_menu()	Displays or retrieves a list of pages with an optional home link.
wp-includes/post-template.php: wp_get_attachment_link()	Retrieves an attachment page link using an image or icon, if possible.
wp-includes/post-template.php: get_the_password_form()	Retrieves protected post password form content.
wp-includes/post-template.php: _wp_link_page()	Helper function for wp_link_pages().
wp-includes/rest-api.php: rest_output_rsd()	Adds the REST API URL to the WP RSD endpoint.
wp-includes/rest-api.php: rest_output_link_wp_head()	Outputs the REST API link tag into page header.
wp-includes/ms-functions.php: update_network_option_new_admin_email()	Sends a confirmation request email when a change of network admin email address is attempted.
wp-includes/ms-functions.php: newuser_notify_siteadmin()	Notifies the network admin that a new user has been activated.
wp-includes/ms-functions.php: newblog_notify_siteadmin()	Notifies the network admin that a new site has been activated.
wp-includes/ms-functions.php: wpmu_signup_blog_notification()	Sends a confirmation request email to a user when they sign up for a new site. The new site will not become active until the confirmation link is clicked.
wp-includes/formatting.php: _make_url_clickable_cb()	Callback to convert URI match to HTML A element.
wp-includes/formatting.php: _make_web_ftp_clickable_cb()	Callback to convert URL match to HTML A element.
wp-includes/formatting.php: translate_smiley()	Converts one smiley code to the icon graphic file equivalent.
wp-includes/class-wp-scripts.php: WP_Scripts::do_item()	Processes a script dependency.
wp-includes/class-walker-category.php: Walker_Category::start_el()	Starts the element output.
wp-includes/update.php: wp_version_check()	Checks WordPress version against the newest version.
wp-includes/feed.php: rss_enclosure()	Displays the rss enclosure for the current post.
wp-includes/feed.php: atom_enclosure()	Displays the atom enclosure for the current post.
wp-includes/feed.php: self_link()	Displays the link for the currently displayed feed in a XSS safe way.
wp-includes/feed.php: the_permalink_rss()	Displays the permalink to the post for use in feeds.
wp-includes/feed.php: comments_link_feed()	Outputs the link to the comments for the current post in an XML safe way.
wp-includes/feed.php: comment_guid()	Displays the feed GUID for the current comment.
wp-includes/feed.php: comment_link()	Displays the link to the comments.
wp-includes/comment-template.php: comment_form()	Outputs a complete commenting form for use within a template.
wp-includes/comment-template.php: get_comment_reply_link()	Retrieves HTML content for reply to comment link.
wp-includes/comment-template.php: comments_template()	Loads the comment template specified in $file.
wp-includes/comment-template.php: comments_link()	Displays the link to the current post comments.
wp-includes/comment-template.php: get_comment_text()	Retrieves the text of the current comment.
wp-includes/comment-template.php: get_comment_author_url()	Retrieves the URL of the author of the current comment, not linked.
wp-includes/class-wp-oembed.php: WP_oEmbed::data2html()	Converts a data object from WP_oEmbed::fetch() and returns the HTML.
wp-includes/comment-template.php: get_comment_author_email_link()	Returns the HTML email link to the author of the current comment.
wp-includes/widgets.php: wp_widget_rss_process()	Process RSS feed widget data and optionally retrieve feed items.
wp-includes/widgets.php: wp_widget_rss_output()	Display the RSS entries in a list.
wp-includes/widgets.php: wp_widget_rss_form()	Display RSS widget options form.
wp-includes/rss.php: wp_rss()	Display all RSS items in a HTML ordered list.
wp-includes/functions.php: wp_auth_check_html()	Outputs the HTML that shows the wp-login dialog when the user is no longer logged in.
wp-includes/functions.php: wp_nonce_ays()	Displays “Are You Sure” message to confirm the action being taken.
wp-includes/functions.php: _default_wp_die_handler()	Kills WordPress execution and displays HTML page with an error message.
wp-includes/functions.php: wp_referer_field()	Retrieves or displays referer hidden field for forms.
wp-admin/includes/class-custom-background.php: Custom_Background::admin_page()	Displays the custom background page.
wp-admin/press-this.php: wp_load_press_this()
wp-admin/includes/class-custom-image-header.php: Custom_Image_Header::show_header_selector()	Display UI for selecting one of several default headers.
wp-admin/includes/class-custom-image-header.php: Custom_Image_Header::step_1()	Display first step of custom header image page.
wp-admin/includes/class-custom-image-header.php: Custom_Image_Header::step_2()	Display second step of custom header image page.
wp-admin/menu-header.php: _wp_menu_output()	Display menu.
wp-admin/update-core.php: list_core_update()	Lists available core updates.
wp-admin/update-core.php: core_upgrade_preamble()	Display upgrade ClassicPress for downloading latest or upgrading automatically form.
wp-admin/update-core.php: list_plugin_updates()
wp-admin/update-core.php: list_theme_updates()	Display the upgrade themes form.
wp-admin/update-core.php: list_translation_updates()	Display the update translations form.
wp-admin/update-core.php: do_core_upgrade()	Upgrade ClassicPress core display.
wp-admin/includes/deprecated.php: wp_dashboard_plugins_output()	Display plugins text for the ClassicPress news widget.
wp-admin/includes/class-wp-screen.php: WP_Screen::render_screen_meta()	Renders the screen’s help section.
wp-admin/includes/class-theme-upgrader-skin.php: Theme_Upgrader_Skin::after()	Action to perform following a single theme update.
wp-admin/includes/class-wp-media-list-table.php: WP_Media_List_Table::column_default()	Handles output for the default column.
wp-admin/includes/class-wp-media-list-table.php: WP_Media_List_Table::_get_row_actions()
wp-admin/includes/class-wp-media-list-table.php: WP_Media_List_Table::column_author()	Handles the author column output.
wp-admin/includes/class-wp-plugins-list-table.php: WP_Plugins_List_Table::no_items()
wp-admin/includes/class-wp-plugins-list-table.php: WP_Plugins_List_Table::single_row()
wp-admin/includes/class-wp-privacy-policy-content.php: WP_Privacy_Policy_Content::policy_text_changed_notice()	Output a warning when some privacy info has changed.
wp-admin/includes/class-wp-privacy-policy-content.php: WP_Privacy_Policy_Content::notice()	Add a notice with a link to the guide when editing the privacy policy page.
wp-admin/includes/misc.php: update_option_new_admin_email()	Sends a confirmation request email when a change of site admin email address is attempted.
wp-admin/includes/misc.php: admin_color_scheme_picker()	Displays the default admin color scheme picker (Used in user-edit.php).
wp-admin/includes/misc.php: wp_admin_canonical_url()	Removes single-use URL parameters and create canonical link based on new URL.
wp-admin/includes/misc.php: wp_print_plugin_file_tree()	Outputs the formatted file list for the plugin file editor.
wp-admin/includes/misc.php: wp_print_theme_file_tree()	Outputs the formatted file list for the theme file editor.
wp-admin/includes/class-wp-list-table.php: WP_List_Table::view_switcher()	Displays a view switcher.
wp-admin/includes/class-wp-list-table.php: WP_List_Table::comments_bubble()	Displays a comment count bubble.
wp-admin/includes/class-wp-list-table.php: WP_List_Table::pagination()	Displays the pagination.
wp-admin/includes/class-wp-list-table.php: WP_List_Table::print_column_headers()	Prints column headers, accounting for hidden and sortable columns.
wp-admin/includes/media.php: media_upload_max_image_resize()	Displays the checkbox to scale images.
wp-admin/includes/media.php: edit_form_image_editor()	Displays the image and editor in the post editor
wp-admin/includes/media.php: attachment_submitbox_metadata()	Displays non-editable attachment metadata in the publish meta box.
wp-admin/includes/media.php: media_upload_library_form()	Outputs the legacy media upload form for the media library.
wp-admin/includes/media.php: media_upload_type_form()	Outputs the legacy media upload form for a given media type.
wp-admin/includes/media.php: media_upload_type_url_form()	Outputs the legacy media upload form for external media.
wp-admin/includes/media.php: media_upload_gallery_form()	Adds gallery form to upload iframe.
wp-admin/includes/media.php: wp_media_upload_handler()	Handles the process of uploading media.
wp-admin/includes/media.php: image_link_input_fields()	Retrieves HTML for the Link URL buttons with the default link type as specified.
wp-admin/includes/class-wp-ms-themes-list-table.php: WP_MS_Themes_List_Table::get_views()
wp-admin/includes/class-wp-ms-themes-list-table.php: WP_MS_Themes_List_Table::column_name()	Handles the name column output.
wp-admin/includes/media.php: the_media_upload_tabs()	Outputs the legacy media upload tabs UI.
wp-admin/includes/media.php: get_image_send_to_editor()	Retrieves the image HTML to send to the editor.
wp-admin/includes/class-wp-comments-list-table.php: WP_Comments_List_Table::get_views()
wp-admin/includes/class-wp-comments-list-table.php: WP_Comments_List_Table::handle_row_actions()	Generates and displays row actions links.
wp-admin/includes/class-wp-comments-list-table.php: WP_Comments_List_Table::column_comment()
wp-admin/includes/class-wp-comments-list-table.php: WP_Comments_List_Table::column_author()
wp-admin/includes/class-wp-comments-list-table.php: WP_Comments_List_Table::column_date()
wp-admin/includes/template.php: wp_import_upload_form()	Outputs the form used by the importers to accept the data to be imported.
wp-admin/includes/network.php: network_step2()	Prints step 2 for Network installation process.
wp-admin/includes/image-edit.php: wp_image_editor()	Loads the WP image-editing interface.
wp-admin/includes/class-wp-posts-list-table.php: WP_Posts_List_Table::get_edit_link()	Helper to create links to edit.php with params.
wp-admin/includes/class-wp-posts-list-table.php: WP_Posts_List_Table::get_views()
wp-admin/includes/class-wp-posts-list-table.php: WP_Posts_List_Table::handle_row_actions()	Generates and displays row action links.
wp-admin/includes/class-wp-ms-users-list-table.php: WP_MS_Users_List_Table::column_username()	Handles the username column output.
wp-admin/includes/class-wp-ms-users-list-table.php: WP_MS_Users_List_Table::column_email()	Handles the email column output.
wp-admin/includes/class-wp-ms-users-list-table.php: WP_MS_Users_List_Table::column_blogs()	Handles the sites column output.
wp-admin/includes/class-wp-ms-users-list-table.php: WP_MS_Users_List_Table::handle_row_actions()	Generates and displays row action links.
wp-admin/includes/comment.php: get_comment_to_edit()	Returns a WP_Comment object based on comment ID.
wp-admin/includes/nav-menu.php: wp_nav_menu_item_post_type_meta_box()	Displays a meta box for a post type menu item.
wp-admin/includes/nav-menu.php: wp_nav_menu_item_taxonomy_meta_box()	Displays a meta box for a taxonomy menu item.
wp-admin/includes/plugin-install.php: install_dashboard()	Displays the Featured tab of Add Plugins screen.
wp-admin/includes/plugin-install.php: install_plugins_upload()	Displays a form to upload plugins from zip files.
wp-admin/includes/plugin-install.php: install_plugin_information()	Displays plugin information in dialog box form.
wp-admin/includes/theme-install.php: install_themes_upload()	Displays a form to upload themes from zip files.
wp-admin/includes/bookmark.php: edit_link()	Updates or inserts a link using values provided in $_POST.
wp-admin/includes/bookmark.php: get_default_link_to_edit()	Retrieves the default link for editing.
wp-admin/includes/bookmark.php: wp_link_manager_disabled_message()	Outputs the ‘disabled’ message for the ClassicPress Link Manager.
wp-admin/includes/ajax-actions.php: wp_ajax_send_attachment_to_editor()	Ajax handler for sending an attachment to the editor.
wp-admin/includes/ajax-actions.php: wp_ajax_send_link_to_editor()	Ajax handler for sending a link to the editor.
wp-admin/includes/class-wp-plugin-install-list-table.php: WP_Plugin_Install_List_Table::display_rows()
wp-admin/includes/upgrade.php: wp_install_defaults()	Creates the initial content for a newly-installed site.
wp-admin/includes/meta-boxes.php: post_submit_meta_box()	Displays post submit form fields.
wp-admin/includes/class-theme-installer-skin.php: Theme_Installer_Skin::after()	Action to perform following a single theme install.
wp-admin/includes/update-core.php: update_core()	Upgrades the core of ClassicPress.
wp-admin/includes/class-wp-privacy-requests-table.php: WP_Privacy_Requests_Table::get_views()	Get an associative array ( id => link ) with the list of views available on this table.
wp-admin/includes/class-wp-privacy-requests-table.php: WP_Privacy_Requests_Table::column_email()	Actions column. Overridden by children.
wp-admin/includes/class-walker-nav-menu-edit.php: Walker_Nav_Menu_Edit::start_el()	Start the element output.
wp-admin/includes/theme.php: get_theme_update_available()	Retrieves the update link if there is a theme update available.
wp-admin/includes/theme.php: wp_prepare_themes_for_js()	Prepares themes for JavaScript.
wp-admin/includes/theme.php: customize_themes_print_templates()	Prints JS templates for the theme-browsing UI in the Customizer.
wp-admin/includes/plugin.php: menu_page_url()	Gets the URL to access a particular menu page based on the slug it was registered with.
wp-admin/includes/plugin.php: _get_plugin_data_markup_translate()	Sanitizes plugin data, optionally adds markup, optionally translates.
wp-admin/includes/class-wp-ms-sites-list-table.php: WP_MS_Sites_List_Table::column_blogname()	Handles the site name column output.
wp-admin/includes/class-wp-ms-sites-list-table.php: WP_MS_Sites_List_Table::column_users()	Handles the users column output.
wp-admin/includes/class-wp-ms-sites-list-table.php: WP_MS_Sites_List_Table::handle_row_actions()	Generates and displays row action links.
wp-admin/includes/class-wp-themes-list-table.php: WP_Themes_List_Table::display_rows()
wp-admin/includes/file.php: request_filesystem_credentials()	Displays a form to the user to request for their FTP/SSH details in order to connect to the filesystem.
wp-admin/includes/privacy-tools.php: wp_privacy_generate_personal_data_export_group_html()	Generate a single group for the personal data export report.
wp-admin/includes/post.php: get_sample_permalink_html()	Returns the HTML of the sample permalink slug editor.
wp-admin/includes/post.php: _wp_post_thumbnail_html()	Returns HTML for the post thumbnail meta box.
wp-admin/includes/post.php: _admin_notice_post_locked()	Outputs the HTML for the notice to say that someone else is editing or has taken over editing of this post.
wp-admin/includes/dashboard.php: wp_dashboard_browser_nag()	Displays the browser update nag.
wp-admin/includes/dashboard.php: wp_dashboard_quota()	Displays file upload quota on dashboard.
wp-admin/includes/dashboard.php: _wp_dashboard_recent_comments_row()	Outputs a row for the Recent Comments widget.
wp-admin/includes/class-wp-theme-install-list-table.php: WP_Theme_Install_List_Table::single_row()	Prints a theme from the WordPress.org API.
wp-admin/includes/class-wp-theme-install-list-table.php: WP_Theme_Install_List_Table::theme_installer_single()	Prints the wrapper for the theme installer with a provided theme’s data.
wp-admin/includes/class-wp-theme-install-list-table.php: WP_Theme_Install_List_Table::install_theme_info()	Prints the info for a theme (to be used in the theme installer modal).
wp-admin/includes/update.php: wp_plugin_update_row()	Displays update information for a plugin.
wp-admin/includes/update.php: wp_theme_update_row()	Displays update information for a theme.
wp-admin/includes/dashboard.php: wp_add_dashboard_widget()	Adds a new dashboard widget.
wp-admin/includes/dashboard.php: wp_network_dashboard_right_now()
wp-admin/includes/dashboard.php: wp_dashboard_quick_press()	The Quick Draft widget display and creation of drafts.
wp-admin/includes/dashboard.php: wp_dashboard_recent_drafts()	Show recent drafts of the user on the dashboard.
wp-admin/includes/update.php: update_nag()	Returns core update notification message.
wp-admin/includes/ms.php: network_edit_site_nav()	Outputs the HTML for a network’s “Edit Site” tabular interface.
wp-admin/includes/ms.php: _access_denied_splash()	Displays an access denied message when a user tries to view a site’s dashboard they do not have access to.
wp-admin/includes/ms.php: site_admin_notice()	Displays an admin notice to upgrade all sites after a core upgrade.
wp-admin/includes/ms.php: choose_primary_blog()	Handles the display of choosing a user’s primary site.
wp-admin/includes/ms.php: confirm_delete_users()
wp-admin/includes/class-wp-users-list-table.php: WP_Users_List_Table::single_row()	Generate HTML for a single row on the users.php admin panel.
wp-admin/includes/widgets.php: wp_widget_control()	Meta widget used to display the control form for a widget.
wp-admin/includes/class-wp-terms-list-table.php: WP_Terms_List_Table::column_name()
wp-admin/includes/class-wp-terms-list-table.php: WP_Terms_List_Table::handle_row_actions()	Generates and displays row action links.
wp-admin/includes/class-wp-terms-list-table.php: WP_Terms_List_Table::column_posts()
wp-admin/includes/class-wp-users-list-table.php: WP_Users_List_Table::get_views()	Return an associative array listing all the views that can be used with this table.

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Changelog

Changelog
Version	Description
2.8.0	Introduced.