第四个页面 name="index.php"
include "../signup/MySQL.php";
header("Expires: Sun, 28 Dec 1997 09:32:45 GMT");
header("Cache-Control: no-cache, must-revalidate");
header("PRagma: no-cache");
header("Content-Type: text/html; charset=${Charset}");
?>
charmain
![[Web-Frontend] Node.js-Schnellstart](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
