affected_rows()

display_errors([$open = ' '[, $close = ' ']])

from($from)

form_close([$extra = ''])

where($key[, $value = NULL[, $escape = NULL]])

modify_column($table, $field)

class CI_Trackback $data = array('url' => '', 'title' => '', 'excerpt' => '', 'blog_name'

nl2br_except_pre($str)

set_test_items($items)

trans_strict([$mode = TRUE])