element($item, $array[, $default = NULL])

get_file_info($file[, $returned_values = array('name', 'server_path', 'size', 'date')])

create_key($length)

auto_link($str, $type = 'both', $popup = FALSE)

is_loaded($class)

enable_profiler([$val = TRUE])

display_errors([$open = ' '[, $close = ' ']])

parse_smileys([$str = ''[, $image_url = ''[, $smileys = NULL]]])

rename($old_file, $new_file[, $move = FALSE])

destroy()