$mode = optional_param('mode', '', PARAM_ALPHA); // term entry cat date letter search author approval
$hook = optional_param('hook', '', PARAM_CLEAN); // the term, entry, cat, etc... to look for based on mode
$fullsearch = optional_param('fullsearch', 0,PARAM_INT); // full search (concept and definition) when searching?
- $sortkey = optional_param('sortkey', 'CREATION', PARAM_ALPHA);// Sorted view: CREATION | UPDATE | FIRSTNAME | LASTNAME...
+ $sortkey = optional_param('sortkey', '', PARAM_ALPHA);// Sorted view: CREATION | UPDATE | FIRSTNAME | LASTNAME...
$sortorder = optional_param('sortorder', 'ASC', PARAM_ALPHA); // it defines the order of the sorting (ASC or DESC)
$offset = optional_param('offset', 0,PARAM_INT); // entries to bypass (for paging purposes)
$page = optional_param('page', 0,PARAM_INT); // Page to show (for paging purposes)