Name Locationsort ascending Description
backdrop_basename core/includes/file.inc Gets the filename from a given path.
backdrop_mkdir core/includes/file.inc Creates a directory using Backdrop's default mode.
backdrop_rmdir core/includes/file.inc Removes a directory.
backdrop_tempnam core/includes/file.inc Creates a file with a unique filename in the specified directory.
file_directory_temp core/includes/file.inc Gets the path of system-appropriate temporary directory.
file_get_content_headers core/includes/file.inc Examines a file entity and returns appropriate content headers for download.
file_uri_normalize_dot_segments core/includes/file.inc Normalize dot segments in a URI.
file_unmanaged_prepare core/includes/file.inc Internal function that prepares the destination for a file_unmanaged_copy or file_unmanaged_move operation.
file_validate_image_orientation core/includes/file.inc Check for EXIF orientation data and rotate file if needed.
file_get_stream_wrappers core/includes/file.inc Provides Backdrop stream wrapper registry.
file_stream_wrapper_get_class core/includes/file.inc Returns the stream wrapper class name for a given scheme.
file_uri_scheme core/includes/file.inc Returns the scheme of a URI (e.g. a stream).
file_stream_wrapper_valid_scheme core/includes/file.inc Checks that the scheme of a stream URI is valid.
file_uri_target core/includes/file.inc Returns the part of a URI after the schema.
EvalMath::__construct core/includes/evalmath.inc
EvalMath::e core/includes/evalmath.inc
EvalMath::evaluate core/includes/evalmath.inc
EvalMath::vars core/includes/evalmath.inc
EvalMath::funcs core/includes/evalmath.inc
EvalMath::nfx core/includes/evalmath.inc
EvalMath::pfx core/includes/evalmath.inc
EvalMath::trigger core/includes/evalmath.inc
EvalMathStack::push core/includes/evalmath.inc
EvalMathStack::pop core/includes/evalmath.inc
EvalMathStack::last core/includes/evalmath.inc
backdrop_error_levels core/includes/errors.inc Maps PHP error constants to watchdog severity levels.
_backdrop_error_handler_real core/includes/errors.inc Provides custom PHP error handling.
_backdrop_decode_exception core/includes/errors.inc Decodes an exception and retrieves the correct caller.
_backdrop_render_exception_safe core/includes/errors.inc Renders an exception error message without further exceptions.
error_displayable core/includes/errors.inc Determines whether an error should be displayed.
_backdrop_log_error core/includes/errors.inc Logs a PHP error or exception and displays an error page in fatal cases.
_backdrop_get_last_caller core/includes/errors.inc Gets the last caller from a backtrace.
drupal_add_http_header Deprecated core/includes/drupal.inc Sets an HTTP response header for the current page.
drupal_get_http_header Deprecated core/includes/drupal.inc Gets the HTTP response headers for the current page.
drupal_send_headers Deprecated core/includes/drupal.inc Sends the HTTP response headers that were previously set, adding defaults.
drupal_page_header Deprecated core/includes/drupal.inc Sets HTTP headers in preparation for a page response.
drupal_serve_page_from_cache Deprecated core/includes/drupal.inc Sets HTTP headers in preparation for a cached page response.
drupal_unpack Deprecated core/includes/drupal.inc Unserializes and appends elements from a serialized string.
drupal_validate_utf8 Deprecated core/includes/drupal.inc Checks whether a string is valid UTF-8.
drupal_set_message Deprecated core/includes/drupal.inc Sets a message to display to the user.
drupal_get_messages Deprecated core/includes/drupal.inc Returns all messages that have been set with backdrop_set_message().
drupal_get_title Deprecated core/includes/drupal.inc Gets the title of the current page.
drupal_set_title Deprecated core/includes/drupal.inc Sets the title of the current page.
drupal_random_key Deprecated core/includes/drupal.inc Returns a URL-safe, base64 encoded string of highly randomized bytes (over the full 8-bit range).
drupal_base64_encode Deprecated core/includes/drupal.inc Returns a URL-safe, base64 encoded version of the supplied string.
drupal_random_bytes Deprecated core/includes/drupal.inc Returns a string of highly randomized bytes (over the full 8-bit range).
drupal_hmac_base64 Deprecated core/includes/drupal.inc Calculates a base-64 encoded, URL-safe sha-256 hmac.
drupal_hash_base64 Deprecated core/includes/drupal.inc Calculates a base-64 encoded, URL-safe sha-256 hash.
drupal_array_merge_deep Deprecated core/includes/drupal.inc Merges multiple arrays, recursively, and returns the merged array.
drupal_array_merge_deep_array Deprecated core/includes/drupal.inc Merges multiple arrays, recursively, and returns the merged array.

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