order_by($orderby[, $direction = ''[, $escape = NULL]])

CodeIgniter URLs

hash_pbkdf2($algo, $password, $salt, $iterations[, $length = 0[, $raw_output = FALSE]])

trans_start([$test_mode = FALSE])

date_range([$unix_start = ''[, $mixed = ''[, $is_unix = TRUE[, $format = 'Y-m-d']]]])

is_ajax_request()

valid_email($email)

parse_template()

CodeIgniter’s Hooks feature provides a means to tap into and modify the inner workings of the framework without hacking the core files. When CodeIgniter runs it follows a specific

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