我正在创建一个用PHP登录的表单(显然,MySQL)。这是PHP代码:
<?php
$host = 'localhost';
$db_user = 'root';
$db_password = '';
$db_name = 'learningsql';
$username = stripslashes($_POST['username']);
$password = stripslashes($_POST['password']);
if (strlen($username) < 1 || strlen($password) < 1){
echo "Username or password incorrect";
} else {
$username = trim(filter_var($_POST['username'], FILTER_SANITIZE_STRING));
$password = trim(filter_var($_POST['password'], FILTER_SANITIZE_STRING));
$hash = hash("sha512",$username. $password);
$connection = mysqli_connect($host, $db_user, $db_password);
$db = mysqli_select_db($connection, $db_name);
$result = mysqli_query("SELECT * FROM utenti WHERE username = '$username' AND password = '$hash'");
if(mysqli_num_rows($result)==0{
die("Username or password incorrect");
} else{
$_SESSION['loggedin']=1;
$user = mysqli_fetch_array($result);
header("location:loggato.php");
}
}
?>
带表单的.html页面包含会话的PHP代码:
<?php
session_start();
if(isset($_SESSION['loggedin']))
header('location:loggato.html');
?>
但是,我有一个问题。我现在使用登录的会话,但我想使用cookie。怎么样? 谢谢你的回答。
答案 0 :(得分:0)
PHP会话存储cookie以启用会话。使用函数session_start()
启动会话(duhh),会话将设置一个名为PHPSESSID的cookie。使用一些开发工具在浏览器中查看它。