save($id, $data[, $ttl = 60[, $raw = FALSE]])

set_rules($field[, $label = ''[, $rules = '']])

set_header($header, $value)

xss_clean($str[, $is_image = FALSE])

result_array()

accept_lang([$lang = 'en'])

set_error_delimiters([$prefix = ' '[, $suffix = ' ']])

By default, URLs in CodeIgniter are designed to be search-engine and human friendly. Rather than using the standard “query string” approach to URLs that is synonymous with

class CI_Pagination initialize([$params = array()])

mdate([$datestr = ''[, $time = '']])