From 4cfa12d75221a8509bd6b2afd2b1f6665e01bde2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E5=85=A8=E4=B8=9A?= <2166507118@qq.com>
Date: Thu, 2 Jun 2022 16:21:32 +0000
Subject: [PATCH] =?UTF-8?q?=E7=8E=8B=E5=85=A8=E4=B8=9A?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 ...32\350\257\235\350\241\250\345\215\225.md" | 79 +++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 "\347\216\213\345\205\250\344\270\232/20220602\344\274\232\350\257\235\350\241\250\345\215\225.md"
diff --git "a/\347\216\213\345\205\250\344\270\232/20220602\344\274\232\350\257\235\350\241\250\345\215\225.md" "b/\347\216\213\345\205\250\344\270\232/20220602\344\274\232\350\257\235\350\241\250\345\215\225.md"
new file mode 100644
index 0000000..68059c9
--- /dev/null
+++ "b/\347\216\213\345\205\250\344\270\232/20220602\344\274\232\350\257\235\350\241\250\345\215\225.md"
@@ -0,0 +1,79 @@
+# 作业
+
+```php
+
+<?php
+//启动会话
+session_start();
+
+$user = isset($_POST['user'])?$_POST['user']:'';
+$pwd = isset($_POST['password'])?$_POST['password']:'';
+
+if(!empty($user)){
+    if($user=="wqy" && $password==123){
+        $_SESSION['user']='wqy';
+        $_SESSION['password']=123;
+        setcookie('user','ww',time()+60*60);
+        echo "登录成功<a href='test.php'> 查看信息</a>";
+    }else{
+        echo "登录失败<a href='denglu.php'>返回</a>";
+    }
+}else{
+    ?>
+    <html>
+    <head>
+        <title>登录</title>
+        <meta charset="UTF-8">
+    </head>
+    <body>
+    <form action="" method="post">
+        <table>
+            <tr>
+                <th>用户名</th>
+                <td><input type="text" name="user" ><br></td>
+            </tr>
+            <tr>
+                <th>密码</th>
+                <td><input type="password" name="password"><br></td>
+            </tr>
+            <tr align="center">
+                <td colspan="2">
+                    <input type="submit" value="提交">
+                    <input type="reset" value="重置" >
+                </td>
+            </tr>
+        </table>
+    </form>
+    </body>
+    </html>
+    <?php
+}
+?>
+    
+    
+<?php
+session_start();
+unset($_SESSION['user']);
+setcookie('user',"",time()-1);
+echo "退出成功<a href='denglu.php'>返回登录页</a>";
+
+
+
+<?php
+session_start();
+
+if(empty($_SESSION['user'])){
+    echo "还没登录，<a href='denglu.php'>请先登录</a>";
+    exit();
+}
+setcookie('lasttime',time(),time()+60*60);
+if(empty($_COOKIE['lasttime'])){
+    echo "第一次登录<br>";
+}else{
+    echo "欢迎回来,你上次来访时间为".date('Y-m-d H:i:s',$_COOKIE['lasttime'])."<br>";
+}
+
+echo $_SESSION['user']."你账户余额为0.00001元";
+echo "<a href='tuichu.php'>退出登录</a> ";
+
+```
-- 
Gitee

