form页面
[url=userinfo.php]<?php
session_start();
function p($arr){
echo "<pre>";
print_r($arr);
echo "</pre>";
}
p($_SESSION);
p($_COOKIE);
?>
登录页面
<?php
function p($arr){
echo "<pre>";
print_r($arr);
echo "</pre>";
}
session_start();
//p($_POST);
$_SESSION['username'] = $_POST['username'];
$_SESSION['password'] = $_POST['password'];
if($_POST['jizhu']){
setcookie('username',$_POST['username'],time()+60);
setcookie('password',$_POST['password'],time()+60);
}
header("location:form.php");
用户信息页面
[url=form.php]}else{
$_SESSION['username'] = $_COOKIE['username'];
}
}
function p($arr){
echo "<pre>";
print_r($arr);
echo "</pre>";
}
?>
2131231231
<a href="updateuserinfo.php">修改信息</a>
<a href="logout.php">推出</a>
推出页面
<?php
session_start();
unset($_SESSION['username']);
unset($_SESSION['password']);
setcookie('username','',0);
setcookie('password','',0);
header("location:form.php");
?>
修改用户信息页面
<?php
session_start();
if(empty($_SESSION['username'])){
echo "请先登录";
}else{
echo "这里是信息";
}
?>