<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[boy9732的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/boy9732</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; boy9732]]></copyright><item><title><![CDATA[[原创]递归应用－遍历所有下层分类]]></title><link>https://blog.youkuaiyun.com/boy9732/article/details/560685</link><guid>https://blog.youkuaiyun.com/boy9732/article/details/560685</guid><author>boy9732</author><pubDate>Sat, 24 Dec 2005 00:22:00 +0800</pubDate><description><![CDATA[ /* 递归应用 */ function FindChild($parent) {  $currList = "";  $childList = "";  $result = mysql_query("SELECT id FROM 表名 WHERE parent=" . $parent);  while($rs = mysql_fetch_array($result))  {   $currLis]]></description><category></category></item><item><title><![CDATA[[原创]substr()中文详解教程]]></title><link>https://blog.youkuaiyun.com/boy9732/article/details/560675</link><guid>https://blog.youkuaiyun.com/boy9732/article/details/560675</guid><author>boy9732</author><pubDate>Fri, 23 Dec 2005 23:57:00 +0800</pubDate><description><![CDATA[substr()函数功效：字符串截取函数，只限单字节字符使用（对于中文的截取时遇上奇数长度是会出现乱码，需另行处理），本函数可截取字符串指定范围内的字符。应用范围：标题、内容截取函数格式：string substr ( string string, int start [, int length])参数1：处理字符串参数2：截取的起始位置（第一个字符是从0开始）参数3：截取的字符数量substr(]]></description><category></category></item><item><title><![CDATA[[原创]验证用户名有效格式]]></title><link>https://blog.youkuaiyun.com/boy9732/article/details/560667</link><guid>https://blog.youkuaiyun.com/boy9732/article/details/560667</guid><author>boy9732</author><pubDate>Fri, 23 Dec 2005 23:44:00 +0800</pubDate><description><![CDATA[/*标题:验证用户名有效格式参数：用户名返回：true/false备注：用户名格式为20个英文字符及数字、下划线*/function chkUserName($username){ return preg_match("/^[a-z0-9/_]{3,20}$/i", $username) == 1?true:false;}]]></description><category></category></item><item><title><![CDATA[[原创]快速过滤HTML标签]]></title><link>https://blog.youkuaiyun.com/boy9732/article/details/559662</link><guid>https://blog.youkuaiyun.com/boy9732/article/details/559662</guid><author>boy9732</author><pubDate>Thu, 22 Dec 2005 22:25:00 +0800</pubDate><description><![CDATA[/*  html标签过滤*/function FilterHtml($Html) {  return preg_replace("/]*?>/i", "", $Html); }]]></description><category></category></item></channel></rss>