Initial commit

2025-01-07 17:55:50 +08:00
commit eab1d70061
86 changed files with 2772 additions and 0 deletions
--- a/20241208/login.php
+++ b/20241208/login.php
@ -0,0 +1,32 @@
+<meta charset="utf-8">
+<?php
+session_start();
+include_once("db_config.php");
+if(isset($_POST['ok'])){
+    $name = $_POST['name'];
+    $password =$_POST['password'];
+    $password = md5($password);
+    //此为教学代码，有SQL注入漏洞
+    $queryString = "select count(name) as counter from user_70 where name = '$name' and password = '$password'";
+    $rs = mysqli_query($link,$queryString);
+    if($row = mysqli_fetch_assoc($rs)){
+        if($row['counter'] ==1){
+            //自动跳转到指定页面
+            $_SESSION['studentName'] = $name;
+            header("Location:user_info.php");
+        }else{
+            echo "登录失败，请检查用户名和密码是否正确\t或";
+        }
+    }
+}else{
+    $name = "";
+}
+?>
+<body>
+<div class="title">用户登录</div>
+<form action="" method="post">
+    <label for="name">姓名：</label><input type="text" id="name" name="name" value="<?php echo $name;?>"><br>
+    <label for="password_1">密码：</label><input type="password" id="password" name="password" value=""><br>
+    <input type="submit" id="ok" name="ok" value="ok">
+</form>
+</body>