我想创建一个logout.php,以便它记住login.php中的用户名。
我想使用 $_GET 方法,以便它从登录中获取 session 用户名,当我们注销时,cookie session 将被注销。如果没有设置 cookie session ,则会出现错误,指出没有人登录,因此 log gout 不起作用。
login.php 确实登录了用户并设置了我从浏览器设置中检查到的 cookie。
登录.php
<?php
require"connection.php";
if (!isset($_POST['submit'])){
$user = $_POST['username'];
$password = $_POST['password'];
if ($user){
if ($password){
setcookie('username', '$user', time()+3600);
setcookie('password', '$password', time()+3600);
//make sure login info correct
$query = mysql_query("SELECT * FROM users WHERE username = '$user'");
$numrows = mysql_num_rows($query);
if ($numrows == 1) {
$row = mysql_fetch_assoc($query);
$dbuser = $row['username'];
$dbpass = $row['password'];
echo '<script type="text/javascript">alert("Welcome, '.$user.'. A cookie session has been created.");</script>';
}else{echo "Please enter valid username or password";}
}else {echo "Your password didn't match. Please try again";}
}else {echo "Your username didn't match. Please try again";}
}else {echo "Please enter username and password";}
?>
最佳答案
尝试这样的事情..
if(isset($_COOKIE['username']) && !empty($_COOKIE['username'])) {
// Bye $_COOKIE['username'], you are logged out.
setcookie('username', '', time() - 3600);
} else {
// no user logged in
}
关于php - 如何使用php制作涉及 session cookie的注销页面?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/22912585/