怎么用PHP+MYSQL做注册和登陆系统，要详细哦！
1个回答
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login.html
<body>
<form action="index.php" method="post">
<input type="text" name="username" id="username" />
<input type="submit" name="Submit" id="Submit" value="登陆" />
</form>
</body>
index.php
<?php
if($_POST['username'] == '')
echo '您的登陆名不能为空。<a href="login.html">请重新填写</a>';
else
echo '您的登陆名是：' . $_POST['username'];
?>
<?
include "conn/conn.php";
$UserName=$_POST["UserName"];
$mima1=$_POST["mima1"];
$mima2=$_POST["mima2"];
$xin=$_POST["xin"];
$nian=$_POST["nian"];
$dianhua=$_POST["dianhua"];
$email=$_POST["email"];
$qq=$_POST["qq"];
$sql="INSERT INTO 'my_china'.'chuche' ('id','UserName' ,'mima1' ,'mima2' ,'xin' ,'nian' ,'dianhua' ,'email' ,'qq' )VALUES (NULL , '$UserName', '$mima1', '$mima2', '$xin', '$nian', '$dianhua', '$email', '$qq')";
mysql_query($sql);
echo "<script> alert('用户注册成功！');</script>";
echo "<script> window.location='zc.php';</script>";
?>
<body>
<form action="index.php" method="post">
<input type="text" name="username" id="username" />
<input type="submit" name="Submit" id="Submit" value="登陆" />
</form>
</body>
index.php
<?php
if($_POST['username'] == '')
echo '您的登陆名不能为空。<a href="login.html">请重新填写</a>';
else
echo '您的登陆名是：' . $_POST['username'];
?>
<?
include "conn/conn.php";
$UserName=$_POST["UserName"];
$mima1=$_POST["mima1"];
$mima2=$_POST["mima2"];
$xin=$_POST["xin"];
$nian=$_POST["nian"];
$dianhua=$_POST["dianhua"];
$email=$_POST["email"];
$qq=$_POST["qq"];
$sql="INSERT INTO 'my_china'.'chuche' ('id','UserName' ,'mima1' ,'mima2' ,'xin' ,'nian' ,'dianhua' ,'email' ,'qq' )VALUES (NULL , '$UserName', '$mima1', '$mima2', '$xin', '$nian', '$dianhua', '$email', '$qq')";
mysql_query($sql);
echo "<script> alert('用户注册成功！');</script>";
echo "<script> window.location='zc.php';</script>";
?>
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