Name Locationsort ascending Type Description
drupal_is_front_page includes/drupal.inc function Check if the current page is the home page.
drupal_match_path includes/drupal.inc function Check if a path matches any pattern in a set of patterns.
drupal_path_alias_whitelist_rebuild includes/drupal.inc function Rebuild the path alias white list.
drupal_valid_path includes/drupal.inc function Checks a path exists and the current user has access to it.
drupal_clear_path_cache includes/drupal.inc function Clear the path cache.
drupal_session_initialize includes/drupal.inc function Initializes the session handler, starting a session if needed.
drupal_session_start includes/drupal.inc function Starts a session forcefully, preserving already set session data.
drupal_session_commit includes/drupal.inc function Commits the current session, if necessary.
drupal_session_started includes/drupal.inc function Returns whether a session has been started.
drupal_session_regenerate includes/drupal.inc function Called when an anonymous user becomes authenticated or vice-versa.
drupal_session_destroy_uid includes/drupal.inc function Ends a specific user's session(s).
drupal_save_session includes/drupal.inc function Determines whether to save session data of the current request.
drupal_theme_access includes/drupal.inc function Determines if a theme is available to use.
drupal_theme_initialize includes/drupal.inc function Initializes the theme system by loading the theme.
drupal_theme_rebuild includes/drupal.inc function Forces the system to rebuild the theme registry.
drupal_find_base_themes includes/drupal.inc function Find all the base themes for the specified theme.
drupal_find_theme_functions includes/drupal.inc function Allows themes and/or theme engines to discover overridden theme functions.
drupal_find_theme_templates includes/drupal.inc function Allows themes and/or theme engines to discover overridden templates.
drupal_xml_parser_create includes/drupal.inc function Prepares a new XML parser.
drupal_convert_to_utf8 includes/drupal.inc function Converts data to UTF-8.
drupal_truncate_bytes includes/drupal.inc function Truncates a UTF-8-encoded string safely to a number of bytes.
drupal_strlen includes/drupal.inc function Counts the number of characters in a UTF-8 string.
drupal_strtoupper includes/drupal.inc function Uppercase a UTF-8 string.
drupal_strtolower includes/drupal.inc function Lowercase a UTF-8 string.
drupal_ucfirst includes/drupal.inc function Capitalizes the first letter of a UTF-8 string.
drupal_substr includes/drupal.inc function Cuts off a piece of a string based on character indices and counts.
drupal_var_export includes/drupal.inc function Backdrop-friendly var_export().
element_validate_integer includes/drupal.inc function This function has been removed with the inclusion of support for HTML5 number elements. See https://api.backdropcms.org/node/43955
element_validate_integer_positive includes/drupal.inc function This function has been removed with the inclusion of support for HTML5 number elements. See https://api.backdropcms.org/node/43955
element_validate_number includes/drupal.inc function This function has been removed with the inclusion of support for HTML5 number elements. See https://api.backdropcms.org/node/43955
drupal_autoload_interface includes/drupal.inc function Confirms that a class is available.
system_get_date_types includes/drupal.inc function Alters Backdrop's list of defined date formats and attributes to return the expected date types and attributes for Drupal's system_get_date_types() function.
views_clean_css_identifier includes/drupal.inc function Drupal-compatible wrapper for creating safe CSS identifiers.
node_types_rebuild includes/drupal.inc function Drupal-compatible wrapper for clearing caches.
drupal_autoload_class includes/drupal.inc function Confirms that a class is available.
drupal_static includes/drupal.inc function Provides central static variable storage.
drupal_static_reset includes/drupal.inc function Resets one or all centrally stored static variable(s).
drupal_is_cli includes/drupal.inc function Detects whether the current script is running in a command-line environment.
drupal_placeholder includes/drupal.inc function Formats text for emphasized display in a placeholder inside a sentence.
drupal_register_shutdown_function includes/drupal.inc function Registers a function for execution on shutdown.
drupal_get_profile includes/drupal.inc function Gets the name of the currently active installation profile.
drupal_set_breadcrumb includes/drupal.inc function Sets the breadcrumb trail for the current page.
drupal_get_breadcrumb includes/drupal.inc function Gets the breadcrumb trail for the current page.
drupal_add_html_head includes/drupal.inc function Adds output to the HEAD tag of the HTML page.
drupal_override_server_variables includes/drupal.inc function Sets appropriate server variables needed for command line scripts to work.
drupal_environment_initialize includes/drupal.inc function Initializes the PHP environment.
drupal_valid_http_host includes/drupal.inc function Validates that a hostname (for example $_SERVER['HTTP_HOST']) is safe.
drupal_settings_initialize includes/drupal.inc function Sets the base URL, cookie domain, and session name from configuration.
drupal_get_html_head includes/drupal.inc function Retrieves output to be displayed in the HEAD tag of the HTML page.
drupal_get_filename includes/drupal.inc function Returns and optionally sets the filename for a system resource.

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