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Login.php
<html>
<head>
<title></title>
</head>
<body>
<form name="FormName" action="check.php" method="post">
帐号:<input name="username" type="text" value="">
密码:<input name="pwd" type="password" value="">
<input type="submit" value="Send">
</form>
</body>
</html>
session.php
<?
include "data.php"; //数据库连接信息
$username=$_POST['username'];
$pwd=$_POST['pwd'];
$select="SELECT * FROM user WHERE name='$username' AND pwd='$pwd'";
$query=mysql_query($select);
$row=mysql_num_rows($query); //从数据库中取得行数
if($row>0) //如果从数据库中取行数为0,则表示没有此用户
{ session_start();
session_register("username"); //注册用户
echo "登陆成功"; exit();
} else
{
echo "帐号密码错误";exit();
}
?>
<a href="session.php">link </a>
test.php
<?
session_start();
if(!session_is_registered("username"))
{
echo "你还没有登陆";
exit();
}
else
{
echo "欢迎回来".$username;
}
?> |
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免费注册
发表于 2007-10-18 12:27
";
";
