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untrailingslashit( string $string ): string

Removes trailing forward slashes and backslashes if they exist.

Description

The primary use of this is for paths and thus should be used for paths. It is not restricted to paths and offers no specific path support.

Parameters

$string string Required
What to remove the trailing slashes from.

Return

string String without the trailing slashes.

Source

File: wp-includes/formatting.php. View all references

function untrailingslashit( $string ) {
	return rtrim( $string, '/\\' );
}

Used By

Used By Description
WP_Textdomain_Registry::set_custom_path() wp-includes/class-wp-textdomain-registry.php

Sets the custom path to the plugin’s/theme’s languages directory.
WP_REST_URL_Details_Controller::parse_url_details() wp-includes/rest-api/endpoints/class-wp-rest-url-details-controller.php

Retrieves the contents of the title tag from the HTML response.
wp_update_https_migration_required() wp-includes/https-migration.php

Updates the ‘https_migration_required’ option if needed when the given URL has been updated from HTTP to HTTPS.
clean_dirsize_cache() wp-includes/functions.php

Cleans directory size cache used by recurse_dirsize() .
WP_Debug_Data::get_sizes() wp-admin/includes/class-wp-debug-data.php

Fetches the sizes of the WordPress directories: wordpress (ABSPATH), plugins, themes, and uploads.
WP_Debug_Data::debug_data() wp-admin/includes/class-wp-debug-data.php

Static function for generating site debug data when required.
wp_initialize_site() wp-includes/ms-site.php

Runs the initialization routine for a given site.
load_script_textdomain() wp-includes/l10n.php

Loads the script translated strings.
rest_preload_api_request() wp-includes/rest-api.php

Append result of internal request to REST API for purpose of preloading data to be attached to a page.
WP_REST_Request::from_url() wp-includes/rest-api/class-wp-rest-request.php

Retrieves a WP_REST_Request object from a full URL.
_wp_upload_dir() wp-includes/functions.php

A non-filtered, non-cached version of wp_upload_dir() that doesn’t check the path.
rest_api_loaded() wp-includes/rest-api.php

Loads the REST API.
WP_MS_Sites_List_Table::handle_row_actions() wp-admin/includes/class-wp-ms-sites-list-table.php

Generates and displays row action links.
WP_MS_Sites_List_Table::column_cb() wp-admin/includes/class-wp-ms-sites-list-table.php

Handles the checkbox column output.
WP_MS_Sites_List_Table::column_blogname() wp-admin/includes/class-wp-ms-sites-list-table.php

Handles the site name column output.
confirm_another_blog_signup() wp-signup.php

Shows a message confirming that the new site has been created.
WP_Automatic_Updater::is_vcs_checkout() wp-admin/includes/class-wp-automatic-updater.php

Checks for version control checkouts.
WP_Filesystem_SSH2::mkdir() wp-admin/includes/class-wp-filesystem-ssh2.php

Creates a directory.
WP_Filesystem_FTPext::mkdir() wp-admin/includes/class-wp-filesystem-ftpext.php

Creates a directory.
WP_Filesystem_Base::search_for_folder() wp-admin/includes/class-wp-filesystem-base.php

Locates a folder on the remote filesystem.
WP_Filesystem_Direct::mkdir() wp-admin/includes/class-wp-filesystem-direct.php

Creates a directory.
url_shorten() wp-includes/formatting.php

Shortens a URL, to be used as link text.
get_alloptions_110() wp-admin/includes/upgrade.php

Retrieve all options as it was for 1.2.
get_sample_permalink() wp-admin/includes/post.php

Returns a sample permalink based on the post name.
WP_Comments_List_Table::column_author() wp-admin/includes/class-wp-comments-list-table.php
WP_Filesystem_ftpsockets::mkdir() wp-admin/includes/class-wp-filesystem-ftpsockets.php

Creates a directory.
unzip_file() wp-admin/includes/file.php

Unzips a specified ZIP file to a location on the filesystem via the WordPress Filesystem Abstraction.
_unzip_file_ziparchive() wp-admin/includes/file.php

Attempts to unzip an archive using the ZipArchive class.
_unzip_file_pclzip() wp-admin/includes/file.php

Attempts to unzip an archive using the PclZip library.
register_theme_directory() wp-includes/theme.php

Registers a directory that contains themes.
trailingslashit() wp-includes/formatting.php

Appends a trailing slash.
_config_wp_home() wp-includes/functions.php

Retrieves the WordPress home page URL.
_config_wp_siteurl() wp-includes/functions.php

Retrieves the WordPress site URL.
WP_Widget_RSS::widget() wp-includes/widgets/class-wp-widget-rss.php

Outputs the content for the current RSS widget instance.
user_trailingslashit() wp-includes/link-template.php

Retrieves a trailing-slashed string if the site is set for adding trailing slashes.
get_option() wp-includes/option.php

Retrieves an option value based on an option name.
_wp_menu_item_classes_by_context() wp-includes/nav-menu-template.php

Adds the class property classes for the current context, if applicable.
redirect_canonical() wp-includes/canonical.php

Redirects incoming links to the proper URL based on the site url.
wp_redirect_admin_locations() wp-includes/canonical.php

Redirects a variety of shorthand URLs to the admin.
recurse_dirsize() wp-includes/functions.php

Gets the size of a directory recursively.
install_blog() wp-includes/ms-deprecated.php

Install an empty blog.

Changelog

Version Description
2.2.0 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/untrailingslashit