<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Kyo_5的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Kyo_5</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Kyo_5]]></copyright><item><title><![CDATA[php单例]]></title><link>https://blog.youkuaiyun.com/Kyo_5/article/details/26163143</link><guid>https://blog.youkuaiyun.com/Kyo_5/article/details/26163143</guid><author>Kyo_5</author><pubDate>Sun, 18 May 2014 19:23:55 +0800</pubDate><description><![CDATA[class Db {
static private $_instance = null;


final private function __construct(){


}


//实例化
static public function getInstance(){
if( !($_instance instanceof self) ){


$_instance ]]></description><category></category></item></channel></rss>