get_avatar_data() Retrieves default data about the avatar.
get_theme_file_uri() Retrieves the URL of a file in the theme.
get_parent_theme_file_uri() Retrieves the URL of a file in the parent theme.
get_theme_file_path() Retrieves the path of a file in the theme.
get_parent_theme_file_path() Retrieves the path of a file in the parent theme.
get_privacy_policy_url() Retrieves the URL to the privacy policy page.
the_privacy_policy_link() Displays the privacy policy link with formatting, when applicable.
get_the_privacy_policy_link() Returns the privacy policy link with formatting, when applicable.
wp_internal_hosts() Returns an array of URL hosts which are considered to be internal hosts.
wp_is_internal_link() Determines whether or not the specified URL is of a host included in the internal hosts list.
wp_is_using_https() Checks whether the website is using HTTPS.
wp_is_home_url_using_https() Checks whether the current site URL is using HTTPS.
wp_is_site_url_using_https() Checks whether the current site's URL where WordPress is stored is using HTTPS.
wp_is_https_supported() Checks whether HTTPS is supported for the server and domain.
wp_get_https_detection_errors() Runs a remote HTTPS request to detect whether HTTPS supported, and stores potential errors.
wp_is_local_html_output() Checks whether a given HTML string is likely an output from this WordPress site.
wp_get_speculation_rules_configuration() Returns the speculation rules configuration.
wp_get_speculation_rules() Returns the full speculation rules data based on the configuration.
wp_print_speculation_rules() Prints the speculation rules.
is_subdomain_install() Whether a subdomain configuration is enabled.
wp_get_active_network_plugins() Returns array of network plugin files to be included in global scope.
ms_site_check() Checks status of current blog.
get_network_by_path() Retrieves the closest matching network for a domain and path.
get_site_by_path() Retrieves the closest matching site object by its domain and path.
ms_load_current_site_and_network() Identifies the network and site of a requested domain and path and populates the
ms_not_installed() Displays a failure message.
get_current_site_name() This deprecated function formerly set the site_name property of the $current_site object.
wpmu_current_site() This deprecated function managed much of the site and network loading in multisite.
wp_get_network() Retrieves an object containing information about the requested network.
wp_script_modules() Retrieves the main WP_Script_Modules instance.
wp_register_script_module() Registers the script module if no script module with that script module
wp_enqueue_script_module() Marks the script module to be enqueued in the page.
wp_dequeue_script_module() Unmarks the script module so it is no longer enqueued in the page.
wp_deregister_script_module() Deregisters the script module.
wp_default_script_modules() Registers all the default WordPress Script Modules.
wp_is_mobile() Test if the current browser runs on a mobile device (smart phone, tablet, etc.).
wp_embed_register_handler() Registers an embed handler.
wp_embed_unregister_handler() Unregisters a previously-registered embed handler.
wp_embed_defaults() Creates default array of embed parameters.
wp_oembed_get() Attempts to fetch the embed HTML for a provided URL using oEmbed.
_wp_oembed_get_object() Returns the initialized WP_oEmbed object.
wp_oembed_add_provider() Adds a URL format and oEmbed provider URL pair.
wp_oembed_remove_provider() Removes an oEmbed provider.
wp_maybe_load_embeds() Determines if default embed handlers should be loaded.
wp_embed_handler_youtube() YouTube iframe embed handler callback.
wp_embed_handler_audio() Audio embed handler callback.
wp_embed_handler_video() Video embed handler callback.
wp_oembed_register_route() Registers the oEmbed REST API route.
wp_oembed_add_discovery_links() Adds oEmbed discovery links in the head element of the website.
wp_oembed_add_host_js() Adds the necessary JavaScript to communicate with the embedded iframes.