Documentation & API reference
Functions
Primary tabs
| Name | Location | Description |
Direct uses |
Strings |
|---|---|---|---|---|
| drupal_random_key |
drupal/ |
Returns a URL-safe, base64 encoded string of highly randomized bytes (over the full 8-bit range). | 12 | |
| file_stream_wrapper_valid_scheme |
drupal/ |
Checks that the scheme of a stream URI is valid. | 13 | |
| file_save |
drupal/ |
Saves a file object to the database. | 13 | |
| file_unmanaged_copy |
drupal/ |
Copies a file to a new location without invoking the file API. | 13 | |
| file_unmanaged_delete_recursive |
drupal/ |
Deletes all files and directories in the specified filepath recursively. | 13 | |
| drupal_html_id |
drupal/ |
Prepares a string for use as a valid HTML ID and guarantees uniqueness. | 13 | 2 |
| drupal_add_library |
drupal/ |
Adds multiple JavaScript or CSS files at the same time. | 13 | 3 |
| drupal_flush_all_caches |
drupal/ |
Flushes all cached data on the site. | 13 | |
| entity_uri |
drupal/ |
Returns the URI elements of an entity. | 13 | |
| request_uri |
drupal/ |
Returns the equivalent of Apache's $_SERVER['REQUEST_URI'] variable. | 13 | |
| drupal_register_shutdown_function |
drupal/ |
Registers a function for execution on shutdown. | 13 | |
| db_query_range |
drupal/ |
Executes a query against the active database, restricted to a range. | 13 | 1 |
| field_attach_update |
drupal/ |
Save field data for an existing entity. | 13 | |
| field_info_widget_types |
drupal/ |
Returns information about field widgets from hook_field_widget_info(). | 13 | |
| user_pass_rehash |
drupal/ |
Creates a unique hash value for use in time-dependent per-user URLs. | 13 | |
| image_test_get_all_calls |
drupal/ |
Get an array with the all the calls to the toolkits since image_test_reset() was called. | 13 | |
| module_load_install |
drupal/ |
Loads a module's installation hooks. | 14 | |
| drupal_get_css |
drupal/ |
Returns a themed representation of all stylesheets to attach to the page. | 14 | |
| drupal_get_token |
drupal/ |
Generates a token based on $value, the user session, and the private key. | 14 | |
| watchdog_exception |
drupal/ |
Logs an exception. | 14 | |
| db_rename_table |
drupal/ |
Renames a table. | 14 | |
| field_read_fields |
drupal/ |
Reads in fields that match an array of conditions. | 14 | |
| field_read_instance |
drupal/ |
Reads a single instance record from the database. | 14 | |
| field_read_instances |
drupal/ |
Reads in field instances that match an array of conditions. | 14 | |
| shortcut_set_load |
drupal/ |
Loads the data for a shortcut set. | 14 | |
| taxonomy_get_tree |
drupal/ |
Create a hierarchical representation of a vocabulary. | 14 | 2 |
| node_load_multiple |
drupal/ |
Loads node entities from the database. | 14 | |
| node_view |
drupal/ |
Generates an array for rendering the given node. | 14 | 1 |
| user_role_grant_permissions |
drupal/ |
Grant permissions to a user role. | 14 | |
| filter_formats |
drupal/ |
Retrieves a list of text formats, ordered by weight. | 14 | 5 |
| filter_fallback_format |
drupal/ |
Returns the ID of the fallback text format that all users have access to. | 14 | 3 |
| decode_entities |
drupal/ |
Decodes all HTML entities (including numerical ones) to regular UTF-8 bytes. | 15 | 1 |
| file_load_multiple |
drupal/ |
Loads file objects from the database. | 15 | |
| drupal_theme_initialize |
drupal/ |
Initializes the theme system by loading the theme. | 15 | |
| theme_get_setting |
drupal/ |
Retrieves a setting for the current theme or for a given theme. | 15 | |
| drupal_get_profile |
drupal/ |
Gets the name of the currently active installation profile. | 15 | |
| current_path |
drupal/ |
Return the current URL path of the page being viewed. | 15 | |
| _field_info_field_cache |
drupal/ |
Retrieves the FieldInfo object for the current request. | 15 | |
| field_read_field |
drupal/ |
Reads a single field record directly from the database. | 15 | |
| filter_permission_name |
drupal/ |
Returns the machine-readable permission name for a provided text format. | 15 | |
| check_markup |
drupal/ |
Runs all the enabled filters on a piece of text. | 15 | |
| field_test_entity_save |
drupal/ |
Saves a test_entity. | 15 | |
| drupal_get_installed_schema_version |
drupal/ |
Returns the currently installed schema version for a module. | 16 | |
| lock_release |
drupal/ |
Release a lock previously acquired by lock_acquire(). | 16 | |
| drupal_save_session |
drupal/ |
Determines whether to save session data of the current request. | 16 | |
| file_uri_target |
drupal/ |
Returns the part of a URI after the schema. | 16 | |
| drupal_http_request |
drupal/ |
Performs an HTTP request. | 16 | |
| drupal_add_tabledrag |
drupal/ |
Assists in adding the tableDrag JavaScript behavior to a themed table. | 16 | |
| drupal_valid_token |
drupal/ |
Validates a token based on $value, the user session, and the private key. | 16 | |
| drupal_array_get_nested_value |
drupal/ |
Retrieves a value from a nested array with variable depth. | 16 |