wp_unique_id() Gets unique ID.
wp_unique_prefixed_id() Generates an incremental ID that is independent per each different prefix.
wp_cache_get_last_changed() Gets last changed date for the specified cache group.
wp_cache_set_last_changed() Sets last changed date for the specified cache group to now.
wp_site_admin_email_change_notification() Sends an email to the old site admin email address when the site admin email address changes.
wp_privacy_anonymize_ip() Returns an anonymized IPv4 or IPv6 address.
wp_privacy_anonymize_data() Returns uniform "anonymous" data by type.
wp_privacy_exports_dir() Returns the directory used to store personal data export files.
wp_privacy_exports_url() Returns the URL of the directory used to store personal data export files.
wp_schedule_delete_old_privacy_export_files() Schedules a `WP_Cron` job to delete expired export files.
wp_privacy_delete_old_export_files() Cleans up export files older than three days old.
wp_get_update_php_url() Gets the URL to learn more about updating the PHP version the site is running on.
wp_get_default_update_php_url() Gets the default URL to learn more about updating the PHP version the site is running on.
wp_update_php_annotation() Prints the default annotation for the web host altering the "Update PHP" page URL.
wp_get_update_php_annotation() Returns the default annotation for the web hosting altering the "Update PHP" page URL.
wp_get_direct_php_update_url() Gets the URL for directly updating the PHP version the site is running on.
wp_direct_php_update_button() Displays a button directly linking to a PHP update process.
wp_get_update_https_url() Gets the URL to learn more about updating the site to use HTTPS.
wp_get_default_update_https_url() Gets the default URL to learn more about updating the site to use HTTPS.
wp_get_direct_update_https_url() Gets the URL for directly updating the site to use HTTPS.
get_dirsize() Gets the size of a directory.
recurse_dirsize() Gets the size of a directory recursively.
clean_dirsize_cache() Cleans directory size cache used by recurse_dirsize().
wp_get_wp_version() Returns the current WordPress version.
is_wp_version_compatible() Checks compatibility with the current WordPress version.
is_php_version_compatible() Checks compatibility with the current PHP version.
wp_fuzzy_number_match() Checks if two numbers are nearly the same.
wp_get_admin_notice() Creates and returns the markup for an admin notice.
wp_admin_notice() Outputs an admin notice.
wp_is_heic_image_mime_type() Checks if a mime type is for a HEIC/HEIF image.
wp_fast_hash() Returns a cryptographically secure hash of a message using a fast generic hash function.
wp_verify_fast_hash() Checks whether a plaintext message matches the hashed value. Used to verify values hashed via wp_fast_hash().
wp_unique_id_from_values() Generates a unique ID based on the structure and values of a given array.
fetch_rss() Build Magpie object based on RSS from URL.
_fetch_remote_file() Retrieve URL headers and content using WP HTTP Request API.
_response_to_rss() Retrieve
init() Set up constants with default values, unless user overrides.
is_info() is_success() is_redirect() is_error() is_client_error() is_server_error() parse_w3cdtf() wp_rss() Display all RSS items in a HTML ordered list.
get_rss() Display RSS items in HTML list items.
wp_get_theme_preview_path() Filters the blog option to return the path for the previewed theme.
wp_attach_theme_preview_middleware() Adds a middleware to `apiFetch` to set the theme for the preview.
wp_block_theme_activate_nonce() Set a JavaScript constant for theme activation.
wp_initialize_theme_preview_hooks() Add filters and actions to enable Block Theme Previews in the Site Editor.