<html> <?php
<head> </head> <Körper> $u=$_GET['username'];
<form ancion="reg.php" method="get"> echo $u;
<input type="text" name="username"> $password=$_GET[owd];
<input type="password" name="pwd"> echo $password;
<input type="submit" value="提交"> ?>
</body>
</html> "大神谢谢
$password=$_GET[owd];写错了，是$password=$_GET['pwd'];