Documentation & API reference
Functions
Primary tabs
| Name |
Location |
Description | Direct uses | Strings |
|---|---|---|---|---|
| state |
drupal/ |
Returns the state storage service. | 1 | |
| typed_data |
drupal/ |
Returns the typed data manager service. | 1 | |
| drupal_valid_test_ua |
drupal/ |
Returns the test prefix if this is an internal request from SimpleTest. | 14 | |
| drupal_generate_test_ua |
drupal/ |
Generates a user agent string with a HMAC and timestamp for simpletest. | 4 | |
| drupal_maintenance_theme |
drupal/ |
Enables use of the theme system without requiring database access. | 6 | |
| drupal_installation_attempted |
drupal/ |
Returns TRUE if a Drupal installation is currently being attempted. | 5 | |
| get_t |
drupal/ |
Returns the name of the proper localization function. | 22 | |
| drupal_language_initialize |
drupal/ |
Initializes all the defined language types. | 11 | |
| language |
drupal/ |
Returns the language object for a given language type. | 57 | 51 |
| language_types_get_all |
drupal/ |
Returns an array of the available language types. | 6 | |
| language_types_get_default |
drupal/ |
Returns a list of the built-in language types. | 5 | |
| language_multilingual |
drupal/ |
Returns TRUE if there is more than one language enabled. | 16 | |
| language_list |
drupal/ |
Returns a list of languages set up on the site. | 72 | 17 |
| language_default_locked_languages |
drupal/ |
Returns a list of the default locked languages. | 3 | |
| language_load |
drupal/ |
Loads a language object from the database. | 35 | |
| language_name |
drupal/ |
Produced the printed name for a language for display. | 5 | |
| language_is_locked |
drupal/ |
Checks if a language is locked. | 3 | |
| language_default |
drupal/ |
Returns the default language used on the site. | 16 | 7 |
| request_path |
drupal/ |
Returns the requested URL path of the page being viewed. | 2 | |
| _current_path |
drupal/ |
@todo This is a temporary function pending refactoring Drupal to use Symfony's Request object exclusively. | 10 | |
| arg |
drupal/ |
Returns a component of the current Drupal path. | 27 | |
| ip_address |
drupal/ |
Returns the IP address of the client machine. | 20 | 3 |
| drupal_classloader |
drupal/ |
Initializes and returns the class loader. | 11 | |
| drupal_classloader_register |
drupal/ |
Registers an additional namespace. | 3 | |
| drupal_static |
drupal/ |
Provides central static variable storage. | 187 | |
| drupal_static_reset |
drupal/ |
Resets one or all centrally stored static variable(s). | 100 | |
| drupal_is_cli |
drupal/ |
Detects whether the current script is running in a command-line environment. | 4 | |
| drupal_placeholder |
drupal/ |
Formats text for emphasized display in a placeholder inside a sentence. | 5 | |
| drupal_register_shutdown_function |
drupal/ |
Registers a function for execution on shutdown. | 12 | |
| _drupal_shutdown_function |
drupal/ |
Executes registered shutdown functions. | 1 | |
| drupal_check_memory_limit |
drupal/ |
Compares the memory required for an operation to the available memory. | 3 | |
| lock |
drupal/ |
Get locking layer instance. | 2 | 1 |
| cache |
drupal/ |
Instantiates and statically caches the correct class for a cache bin. | 3 | 37 |
| cache_delete_tags |
drupal/ |
Deletes items from all bins with any of the specified tags. | 1 | |
| cache_invalidate_tags |
drupal/ |
Marks cache items from all bins with any of the specified tags as invalid. | 29 | 1 |
| drupal_add_region_content |
drupal/ |
Adds content to a specified region. | 4 | |
| drupal_get_region_content |
drupal/ |
Gets assigned content for a given region. | 2 | |
| drupal_get_profile |
drupal/ |
Gets the name of the currently active installation profile. | 13 | |
| drupal_set_breadcrumb |
drupal/ |
Sets the breadcrumb trail for the current page. | 8 | |
| drupal_get_breadcrumb |
drupal/ |
Gets the breadcrumb trail for the current page. | 2 | |
| drupal_add_html_head |
drupal/ |
Adds output to the HEAD tag of the HTML page. | 12 | |
| _drupal_default_html_head |
drupal/ |
Returns elements that are always displayed in the HEAD tag of the HTML page. | 1 | |
| drupal_get_html_head |
drupal/ |
Retrieves output to be displayed in the HEAD tag of the HTML page. | 4 | |
| drupal_add_feed |
drupal/ |
Adds a feed URL for the current page. | 8 | |
| drupal_get_feeds |
drupal/ |
Gets the feed URLs for the current page. | 1 | |
| drupal_get_query_parameters |
drupal/ |
Processes a URL query parameter array to remove unwanted elements. | 11 | |
| drupal_get_query_array |
drupal/ |
Splits a URL-encoded query string into an array. | 3 | |
| drupal_http_build_query |
drupal/ |
Parses an array into a valid, rawurlencoded query string. | 10 | |
| drupal_get_destination |
drupal/ |
Prepares a 'destination' URL query parameter for use with drupal_goto(). | 42 | 1 |
| drupal_parse_url |
drupal/ |
Parses a system URL string into an associative array suitable for url(). | 6 |