<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[瑞不可挡]]></title><description><![CDATA[NET 这水慢慢的趟,知识要学的还很多啊！]]></description><link>https://blog.youkuaiyun.com/sunrui521</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; sunrui521]]></copyright><item><title><![CDATA[ESP 8266+ TTS 实现对讲机语音播报 时间 和信息]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/148807831</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/148807831</guid><author>sunrui521</author><pubDate>Sat, 21 Jun 2025 11:20:16 +0800</pubDate><description><![CDATA[String broadcastMessage = "[s6][m0][ring_3]现在时刻[w0][n2]"+String(currentHour)+"点"+fenzhong+"[w0]这里是亳州市业余无线电中继台[w0][n1]439.750下差-5亚音[n1]88.5[w0]世界药都[w0]中国亳州[w0]欢迎您";// 北京时间：UTC+8 (28800秒)#define TTS_MAX_DATA_LENGTH 1024  // 最大支持4K字节。]]></description><category></category></item><item><title><![CDATA[CI 二级菜单 读取 代码]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/112768279</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/112768279</guid><author>sunrui521</author><pubDate>Mon, 18 Jan 2021 11:23:02 +0800</pubDate><description><![CDATA[$one = $this-&gt;user_model-&gt;get_list();
        foreach ($one as $key =&gt; $val){
            $one[$key]['nlist'] = $this-&gt;user_model-&gt;get_listall($val['joinid']);
        }
        $data['list'] = $one;


]]></description><category></category></item><item><title><![CDATA[mysql FIND_IN_SET() 使用]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/105001305</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/105001305</guid><author>sunrui521</author><pubDate>Fri, 20 Mar 2020 23:20:19 +0800</pubDate><description><![CDATA[今天在做项目时，看到了一个从没见过的MySQL函数——FIND_IN_SET()，顿时就产生了浓郁的兴趣，然后就搜了搜，翻了翻。

语法：FIND_IN_SET(str,strlist)

定义：

1. 假如字符串str在由N子链组成的字符串列表strlist中，则返回值的范围在1到N之间。

2. 一个字符串列表就是一个由一些被‘,’符号分开的自链组成的字符串。

3. 如果第一个参数是一个常...]]></description><category></category></item><item><title><![CDATA[mysql 查询结果转换成一行]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/105001261</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/105001261</guid><author>sunrui521</author><pubDate>Fri, 20 Mar 2020 23:18:27 +0800</pubDate><description><![CDATA[(select GROUP_CONCAT(tname)  from table 后面可以条件语句

]]></description><category></category></item><item><title><![CDATA[解决人人商城无法退款的问题]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/83591828</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/83591828</guid><author>sunrui521</author><pubDate>Wed, 31 Oct 2018 22:22:35 +0800</pubDate><description><![CDATA[addons/ewei_shopv2/cert

设置此文件夹有写入权限即可~]]></description><category></category></item><item><title><![CDATA[PHP 保存BSES64位 为图片~]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/81865718</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/81865718</guid><author>sunrui521</author><pubDate>Mon, 20 Aug 2018 09:23:04 +0800</pubDate><description><![CDATA[
    public function saveimg($base64)
    {
        $chars = &quot;0123456789abcdefghigklmuopqrstuvwxyz&quot;;
        $str = &quot;&quot;;
        for ($i = 0; $i &amp;lt; 6; $i++) {
            $str .= substr($chars, mt_ra...]]></description><category></category></item><item><title><![CDATA[解决微擎人人商城分销中心无法生成推广二维码、商品二维码的问题]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/81542114</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/81542114</guid><author>sunrui521</author><pubDate>Thu, 09 Aug 2018 18:38:38 +0800</pubDate><description><![CDATA[

如果推广二维码 和 商品 二维码 无法生成 /addons/ewei_shopv2/data/qrcode/  看看是否有这个目录 没有的话 新建 设置写入权限]]></description><category></category></item><item><title><![CDATA[MYSQL查询一个表中是否存在重复的内容]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/81195616</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/81195616</guid><author>sunrui521</author><pubDate>Wed, 25 Jul 2018 08:57:48 +0800</pubDate><description><![CDATA[SELECT * FROM table a WHERE ((SELECT COUNT(*) FROM table WHERE openid = a.openid) &amp;gt; 1) ORDER BY openid DESC ]]></description><category></category></item><item><title><![CDATA[CI 微信公众号批量获取关注者OPENID]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/81177574</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/81177574</guid><author>sunrui521</author><pubDate>Tue, 24 Jul 2018 05:33:36 +0800</pubDate><description><![CDATA[
//    public function get_allopenid()
//    {
//       $json =  $this-&amp;gt;weixinclass-&amp;gt;get_allopenid();
//        $obj = json_decode($json);
//        $data = $obj-&amp;gt;data;
//        $i = 0;
//  ...]]></description><category></category></item><item><title><![CDATA[仿淘宝运费地区设置]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/6134852</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/6134852</guid><author>sunrui521</author><pubDate>Thu, 13 Jan 2011 14:53:00 +0800</pubDate><description><![CDATA[<br /><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br /><head><title><br /> 地区分类<br /></title><br /><style type="text/css"><br />*{ padding:0; margin:0; list-style-type:none;}<br ]]></description><category></category></item><item><title><![CDATA[开始活跃在优快云]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/6131853</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/6131853</guid><author>sunrui521</author><pubDate>Wed, 12 Jan 2011 16:29:00 +0800</pubDate><description><![CDATA[<br />开始活跃在优快云]]></description><category></category></item><item><title><![CDATA[.net 记事本程序]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/5727707</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/5727707</guid><author>sunrui521</author><pubDate>Sun, 11 Jul 2010 23:34:00 +0800</pubDate><description><![CDATA[<br />.net 记事本程序，需要的道我的资源下载。。。]]></description><category></category></item><item><title><![CDATA[sql 多表连接查询]]></title><link>https://blog.youkuaiyun.com/sunrui521/article/details/4270805</link><guid>https://blog.youkuaiyun.com/sunrui521/article/details/4270805</guid><author>sunrui521</author><pubDate>Mon, 15 Jun 2009 16:27:00 +0800</pubDate><description><![CDATA[ select * from (SELECT id,jihao, ht.hetongid, hetonghao, banshichu, zulindanwei, jiansheluduan, shebeijinchangriqi,hetongfangshi, jine,yusuangongchengliang,(ht.jine/30)*(datediff(day,ht.shebeijinchang]]></description><category></category></item></channel></rss>