form_textarea([$data = ''[, $value = ''[, $extra = '']]])

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

all_userdata()

total()

PHP version 5.6 or newer is recommended. It should

decrement($id[, $offset = 1])

This page describes some “best practices” regarding web security, and details CodeIgniter’s internal security features.

is_php($version)

xml_from_result($query[, $params = array()])

word_censor($str, $censored[, $replacement = ''])