//Pinyin table
public function __construct($mcName = 'web')
{
MemCacheBase::getMc($mcName);
}
public static function singleton()
{
if (self::$instance == null) {
self::$instance = new MemCacheBase();
}
return self::$instance;
}
/**
* generate key
* @param $ids
* @param $tag
* @return string
