9.2. $prefs_backend (from 1.4.3rc1 and 1.5.0)
functions/db_prefs.php
functions/file_prefs.php
+ 9.2.1. functions/display_messages.php
+ (loaded only by file_prefs.php)
Hook Types: Parameters and Return Values
-----------------------------------------
or other code to the user input
post_script You may specify some script (usually Javascript) that
will be placed after (outside of) the INPUT tag.
+ htmlencoded disables html sanitizing. WARNING - don't use it, if user
+ input is possible in option or use own sanitizing functions.
+ Currently works only with SMOPT_TYPE_STRLIST.
Note that you do not have to create a whole new section on the options
page if you merely want to add a simple input item or two to an options