1、桌面新建一个web.config文件
2、右键编辑
3、<?xml version="1.0" encoding="UTF-8"?><configuration><system.webServer><rewrite><rules><rule name="301L" stopProcessing="true"><match url="^(.*)" ignoreCase="false" /><conditions logicalGrouping="MatchAll"><add input="{HTTP_HOST}" pattern="^(dnf97.com)(:80)?" /></conditions><action type="Redirect" url="http://www.dnf97.com/{R:1}" redirectType="Permanent" /></rule></rules></rewrite><!-- 404开始 --><httpErrors errorMode="DetailedLocalOnly" defaultResponseMode="File" ><remove statusCode="404" /><error statusCode="404" path="404目录文件" /></httpErrors><!-- 404结束 --></system.webServer></configuration>【把以上代码输入进去域名替换自己的】
4、上传至网站根目录
