yanzhen.php

<?php
 $username=($_POST['name']);
 $password=($_POST['password']);
 $newpassword=($_POST['newpassword']);
 $link = mysql_connect("localhost:3306","student","123456");
 mysql_select_db('test');
if($username=="")
 {
  echo "<a href=zhuce.php>用户名不能为空</a>";
  return;
 }

if($password==$newpassword)
 {$link = mysql_connect("localhost:3306","student","123456");
  mysql_select_db('test');
  $query="insert into admin (username,password) values ('$username','$password');";
  mysql_query($query);
  mysql_query("commit");
  echo "<a href=login.php>注册成功</a>";
 }
else
 {echo "<a href=zhuce.php>密码不一致</a>";}
mysql_close();
?>