is_robot([$key = NULL])

mkdir($path[, $permissions = NULL])

trans_start([$test_mode = FALSE])

receive()

random_string([$type = 'alnum'[, $len = 8]])

not_like($field[, $match = ''[, $side = 'both'[, $escape = NULL]]])

get_compiled_insert([$table = ''[, $reset = TRUE]])

config($file[, $use_sections = FALSE[, $fail_gracefully = FALSE]])

class CI_Typography $protect_braced_quotes = FALSE When using the Typography

field_exists($field_name, $table_name)