public function searchTag()
{
$tagid = intval($_REQUEST['tagid']);
$map['app'] = 'public';
$map['table'] = 'user';
$map['tag_id'] = $tagid;
$userlist = D('app_tag')->where($map)->field('row_id')->order('row_id')->findpage(10);
$where[] = "name LIKE '{$q}%'";
$where = implode(' AND ', $where);
$list = model('Tag')->getTagList($where, 'tag_id,tag_id as short,name,name as cn', null, $limit);
if (!$list['data']) {
$list['data'] = '';
}
exit(json_encode($list['data']));
}