Documentation & API reference
Functions
Primary tabs
| Name | Location | Description |
Direct uses |
Strings |
|---|---|---|---|---|
| field_info_extra_fields |
drupal/ |
Returns a list and settings of pseudo-field elements in a given bundle. | 5 | |
| field_views_field_default_views_data |
drupal/ |
Default views data implementation for a field. | 5 | |
| _field_invoke_get_instances |
drupal/ |
Retrieves a list of instances to operate on. | 5 | |
| field_attach_validate |
drupal/ |
Performs field validation against the field data in an entity. | 5 | |
| field_attach_preprocess |
drupal/ |
Populates the template variables with the available field values. | 5 | |
| twig_random |
drupal/ |
Returns a random value depending on the supplied parameter type: | 5 | 1 |
| db_add_primary_key |
drupal/ |
Adds a primary key to a database table. | 4 | |
| entity_load_unchanged |
drupal/ |
Loads the unchanged, i.e. not modified, entity from the database. | 4 | |
| drupal_get_database_types |
drupal/ |
Returns all supported database installer objects that are compiled into PHP. | 4 | |
| drupal_rewrite_settings |
drupal/ |
Replaces values in settings.php with values in the submitted array. | 4 | |
| install_goto |
drupal/ |
Sends the user to a different installer page. | 4 | 1 |
| tablesort_get_order |
drupal/ |
Determines the current sort criterion. | 4 | |
| module_config_sort |
drupal/ |
Sorts the configured list of enabled modules. | 4 | |
| _batch_page |
drupal/ |
Renders the batch processing page based on the current state of the batch. | 4 | |
| file_stream_wrapper_get_class |
drupal/ |
Returns the stream wrapper class name for a given scheme. | 4 | |
| file_get_mimetype |
drupal/ |
Determines an Internet Media Type or MIME type from a filename. | 4 | |
| drupal_tempnam |
drupal/ |
Creates a file with a unique filename in the specified directory. | 4 | |
| file_directory_temp |
drupal/ |
Gets and sets the path of the configured temporary directory. | 4 | |
| _theme_process_registry |
drupal/ |
Process a single implementation of hook_theme(). | 4 | |
| theme_get_suggestions |
drupal/ |
Generate an array of suggestions from path arguments. | 4 | |
| drupal_add_region_content |
drupal/ |
Adds content to a specified region. | 4 | |
| drupal_get_html_head |
drupal/ |
Retrieves output to be displayed in the HEAD tag of the HTML page. | 4 | |
| drupal_get_query_array |
drupal/ |
Splits a URL-encoded query string into an array. | 4 | |
| drupal_encode_path |
drupal/ |
Encodes a Drupal path for use in a URL. | 4 | |
| valid_email_address |
drupal/ |
Verifies the syntax of the given e-mail address. | 4 | |
| drupal_load_stylesheet |
drupal/ |
Loads the stylesheet and resolves all @import commands. | 4 | |
| drupal_clear_css_cache |
drupal/ |
Deletes old cached CSS files. | 4 | |
| drupal_process_attached |
drupal/ |
Adds attachments to a render() structure. | 4 | |
| drupal_get_private_key |
drupal/ |
Ensures the private key variable used to generate tokens is set. | 4 | |
| _menu_translate |
drupal/ |
Handles dynamic path translation and menu access control. | 4 | |
| menu_tree_all_data |
drupal/ |
Gets the data structure representing a named menu tree. | 4 | 1 |
| menu_tree_check_access |
drupal/ |
Checks access and performs dynamic operations for each link in the tree. | 4 | |
| menu_local_tasks |
drupal/ |
Collects the local tasks (tabs), action links, and the root path. | 4 | |
| menu_reset_static_cache |
drupal/ |
Resets the menu system static cache. | 4 | |
| form_get_cache |
drupal/ |
Fetches a form from the cache. | 4 | |
| form_set_cache |
drupal/ |
Stores a form in the cache. | 4 | |
| form_execute_handlers |
drupal/ |
Executes custom validation and submission handlers for a given form. | 4 | |
| install_redirect_url |
drupal/ |
Returns the URL that should be redirected to during an installation request. | 4 | |
| drupal_load |
drupal/ |
Includes a file with the provided type and name. | 4 | |
| language_name |
drupal/ |
Produced the printed name for a language for display. | 4 | |
| language_is_locked |
drupal/ |
Checks if a language is locked. | 4 | |
| drupal_check_memory_limit |
drupal/ |
Compares the memory required for an operation to the available memory. | 4 | |
| _update_manager_extract_directory |
drupal/ |
Returns the directory where update archive files should be extracted. | 4 | |
| update_get_projects |
drupal/ |
Fetches an array of installed and enabled projects. | 4 | |
| dblog_filters |
drupal/ |
Creates a list of database log administration filters that can be applied. | 4 | |
| field_language_fallback |
drupal/ |
Applies language fallback rules to the fields attached to the given entity. | 4 | 1 |
| field_sync_field_status |
drupal/ |
Refreshes the 'active' and 'storage[active]' values for fields. | 4 | |
| field_bundle_settings |
drupal/ |
Gets or sets administratively defined bundle settings. | 4 | |
| field_view_mode_settings |
drupal/ |
Returns view mode settings in a given bundle. | 4 | 1 |
| field_has_data |
drupal/ |
Determines whether a field has any data. | 4 |