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我创建了一个简单的登录系统使用PHP & MySQL,但我发现1错误,我不知道如何解决它,所以你能帮助我吗?该错误是从线$_session['username'] = $dbusername;
如何解决我的PHP登录系统错误
session_start();
$username = $_POST['username'];
$password = $_POST['password'];
if ($username && $password) {
$connect = mysql_connect("localhost", "root", "") or die("couldnt connect to database");
mysql_select_db("login") or die("couldnt find database");
$query = mysql_query("SELECT * FROM users WHERE username='$username'");
$numrows = mysql_num_rows($query);
if ($numrows != 0) {
while ($row = mysql_fetch_assoc($query)) {
$dbusername = $row['username'];
$dbpassword = $row['password'];
}
if ($username == $dbusername && $password == $dbpassword) {
echo "Login successfull.<a href='membersarea.php'>click here to enter members area</a>
$_session['username'] = $dbusername;
}
else
echo "incorrect password";
}
else
die("That username doesnt exist");
}
else
die("please enter a username and password");
什么是错误讯息? –
修复该问题,使用英语,通过格式化向我们显示正确的代码,并向我们显示您获得的错误。 – Shomz
错误来自此行 - $ _session ['username'] = $ dbusername; –