<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[I_AM_R的博客]]></title><description><![CDATA[]]></description><link>https://blog.csdn.net/I_AM_R</link><language>zh-cn</language><generator>https://blog.csdn.net/</generator><copyright><![CDATA[Copyright &copy; I_AM_R]]></copyright><item><title><![CDATA[正则表达式]]></title><link>https://blog.csdn.net/I_AM_R/article/details/93972024</link><guid>https://blog.csdn.net/I_AM_R/article/details/93972024</guid><author>I_AM_R</author><pubDate>Fri, 28 Jun 2019 10:03:19 +0800</pubDate><description><![CDATA[一、RegExp对象
　　字面量：var reg = /abc/;
构造函数：var reg = new RegExp(‘abc’);
二、修饰符
　　g：global 全文搜索，如不添加g，搜索到第一个匹配停止
i：ignore case 忽略大小写，默认大小写敏感
m：multiple lines 多行搜索
三、元字符
　　3.1 常用元字符
　　\t 水平制表符
\v 垂直制表符
\n 换行...]]></description><category></category></item></channel></rss>