function getCateNameById($id)
{
$mmc = new MMCache();
$mmkey = "categoryId_list";
$list = $mmc->get($mmkey);
if (empty($list)) {
//从数据库里取
$mysql = new Mysql();
$sqlformat = "select Id,Name from %scategory%s where belong=%d";
$sql = sprintf($sqlformat, $mysql->dbpre, $mysql->debug, intval($this->Belong));
$data = $mysql->getData($sql);
$mysql->closeDb();
if (!empty($data)) {
$list = $data;
$mmc->set($mmkey, $data);
}
}
if (!empty($list)) {
for ($i = 0; $i < count($list); $i++) {
if ($list[$i]["Id"] == $id) {
return $list[$i]["Name"];
}
}
} else {
return "未知分类";
}
}
