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Title Object type File name Summary
drupal_render_cid_parts function includes/common.inc Returns cache ID parts for building a cache ID.
drupal_render_collect_attached function includes/common.inc Collects #attached for an element and its children into a single array.
drupal_render_page function includes/common.inc Renders the page, including all theming.
DRUPAL_REQUIRED constant modules/system/system.module Required option on forms and settings
drupal_required_modules function includes/module.inc Returns an array of modules required by core.
drupal_requirements_severity function includes/install.inc Extracts the highest severity from the requirements array.
drupal_requirements_url function includes/install.inc Returns a URL for proceeding to the next page after a requirements problem.
drupal_retrieve_form function includes/form.inc Retrieves the structured array that defines a given form.
drupal_rewrite_settings function includes/install.inc Replaces values in settings.php with values in the submitted array.
drupal_rmdir function includes/file.inc Removes a directory.
DRUPAL_ROOT constant ./install.php Defines the root directory of the Drupal installation.
DRUPAL_ROOT constant modules/statistics/statistics.php Root directory of Drupal installation.
DRUPAL_ROOT constant ./cron.php Root directory of Drupal installation.
DRUPAL_ROOT constant ./xmlrpc.php Root directory of Drupal installation.
DRUPAL_ROOT constant ./index.php Root directory of Drupal installation.
DRUPAL_ROOT constant ./authorize.php Defines the root directory of the Drupal installation.
DRUPAL_ROOT constant ./update.php Defines the root directory of the Drupal installation.
DRUPAL_ROOT constant modules/simpletest/tests/http.php
DRUPAL_ROOT constant modules/simpletest/tests/https.php
drupal_save_session function includes/session.inc Determines whether to save session data of the current request.
drupal_schema_fields_sql function includes/common.inc Retrieves a list of fields from a table schema.
drupal_schema_field_types function includes/common.inc Retrieves the type for every field in a table schema.
drupal_send_headers function includes/bootstrap.inc Sends the HTTP response headers that were previously set, adding defaults.
drupal_serve_page_from_cache function includes/bootstrap.inc Sets HTTP headers in preparation for a cached page response.
drupal_session_commit function includes/session.inc Commits the current session, if necessary.
drupal_session_destroy_uid function includes/session.inc Ends a specific user's session(s).
drupal_session_id function includes/session.inc Session ids are hashed by default before being stored in the database.
drupal_session_initialize function includes/session.inc Initializes the session handler, starting a session if needed.
drupal_session_regenerate function includes/session.inc Called when an anonymous user becomes authenticated or vice-versa.
drupal_session_start function includes/session.inc Starts a session forcefully, preserving already set session data.
drupal_session_started function includes/session.inc Returns whether a session has been started.
drupal_setcookie function includes/bootstrap.inc Drupal's wrapper around PHP's setcookie() function.
drupal_settings_initialize function includes/bootstrap.inc Sets the base URL, cookie domain, and session name from configuration.
drupal_set_breadcrumb function includes/common.inc Sets the breadcrumb trail for the current page.
drupal_set_installed_schema_version function includes/install.inc Update the installed version information for a module.
drupal_set_message function includes/bootstrap.inc Sets a message to display to the user.
drupal_set_page_content function includes/common.inc Sets the main page content value for later use.
drupal_set_time_limit function includes/common.inc Attempts to set the PHP maximum execution time.
drupal_set_title function includes/bootstrap.inc Sets the title of the current page.
drupal_site_offline function includes/common.inc Delivers a "site is under maintenance" message to the browser.
drupal_sort_css_js function includes/common.inc Sorts CSS and JavaScript resources.
drupal_sort_title function includes/common.inc Array sorting callback; sorts elements by 'title' key.
drupal_sort_weight function includes/common.inc Sorts a structured array by the 'weight' element.
drupal_static function includes/bootstrap.inc Provides central static variable storage.
drupal_static_reset function includes/bootstrap.inc Resets one or all centrally stored static variable(s).
drupal_strip_dangerous_protocols function includes/common.inc Strips dangerous protocols (e.g. 'javascript:') from a URI.
drupal_strlen function includes/unicode.inc Counts the number of characters in a UTF-8 string.
drupal_strtolower function includes/unicode.inc Lowercase a UTF-8 string.
drupal_strtoupper function includes/unicode.inc Uppercase a UTF-8 string.
drupal_substr function includes/unicode.inc Cuts off a piece of a string based on character indices and counts.

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