lang($line[, $for = ''[, $attributes = array()]])

local_to_gmt([$time = ''])

_display([$output = ''])

form_multiselect([$name = ''[, $options = array()[, $selected = array()[, $extra = '']]]])

replace([$table = ''[, $set = NULL]])

first_row([$type = 'object'])

class CI_Cart $product_id_rules = '.a-z0-9_-' These are the regular expression

platform()

not_group_start()

form_fieldset([$legend_text = ''[, $attributes = array()]])