From 5bcd4ad0baac3ca54f00a87ff287f33d75a479bd Mon Sep 17 00:00:00 2001
From: unknown <84300040@qq.com>
Date: Sun, 29 May 2022 17:32:59 +0800
Subject: [PATCH] 123

---
 ...46\347\224\237\344\277\241\346\201\257.md" | 234 ++++++++++++++++++
 1 file changed, 234 insertions(+)
 create mode 100644 "\346\235\250\350\215\243\346\237\217/20220525-php\345\255\246\347\224\237\344\277\241\346\201\257.md"
diff --git "a/\346\235\250\350\215\243\346\237\217/20220525-php\345\255\246\347\224\237\344\277\241\346\201\257.md" "b/\346\235\250\350\215\243\346\237\217/20220525-php\345\255\246\347\224\237\344\277\241\346\201\257.md"
new file mode 100644
index 0000000..7955aef
--- /dev/null
+++ "b/\346\235\250\350\215\243\346\237\217/20220525-php\345\255\246\347\224\237\344\277\241\346\201\257.md"
@@ -0,0 +1,234 @@
+~~~php
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2022/5/25
+ * Time: 15:47
+ */
+include_once ('server.php');
+$select = "select * from user";
+$s2= mysqli_query($cnno,$select);
+?>
+<html>
+<head>
+    <meta charset="utf-8" />
+    <title>学生信息管理系统</title>
+</head>
+<body>
+<h1>学生信息管理系统</h1>
+<table border="1">
+    <tr>
+        <th>学号</th>
+        <th>姓名</th>
+        <th>年龄</th>
+        <th>地址</th>
+        <th>管理</th>
+    </tr>
+        <?php
+    while($arr = mysqli_fetch_assoc($s2)) {
+
+
+        ?>
+        <tr>
+        <td><?php echo $arr['id'] ?></td>
+        <td><?php echo $arr['name'] ?></td>
+        <td><?php echo $arr['age'] ?></td>
+        <td><?php echo $arr['add'] ?></td>
+            <td><a href="update.php?id=<?php echo $arr['id'] ?>">编辑</a>|<a href="delete.php?id=<?php echo $arr['id'] ?>">删除</a></td>
+        </tr>
+        <?php
+    }
+        ?>
+</table>
+<a href="add.php">添加信息</a>
+</body>
+</html>
+
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2022/5/25
+ * Time: 14:53
+ */
+$cnno = mysqli_connect('127.0.0.1','root','123456','stu') or die('连接失败');
+mysqli_query($cnno,'set names utf8');
+
+
+
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2022/5/25
+ * Time: 16:16
+ */
+
+?>
+<html>
+<head>
+    <meta charset="utf-8" />
+    <title>学生信息管理系统-添加信息</title>
+    <script>
+        function check(){
+            if(add1.name.value==' ' || add1.age.value=='' || add1.add.value==''){
+                alert("信息不完整!");
+                return false;
+            }
+        }
+    </script>
+</head>
+<body>
+<form action="add_php.php" method="post" name="add1">
+<table border="1" width="250px">
+    <tr>
+        <th>姓名</th><td><input type="text" name="name"></td>
+    </tr>
+    <tr>
+        <th>年龄</th><td><input type="text" name="age"></td>
+    </tr>
+    <tr>
+        <th>地址</th><td><input type="text" name="add"></td>
+    </tr>
+    <tr><td colspan="2" align="center"><input type="submit" value="提交" onclick="return check()"></td></tr>
+</table>
+</form>
+</body>
+</html>
+
+
+
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2022/5/25
+ * Time: 16:21
+ */
+$name = $_POST['name'];
+$age = $_POST['age'];
+$add = $_POST['add'];
+
+include_once ('server.php');
+$sql = "
+insert into user value (null,'$name','$age','$add');";
+//echo $sql;
+$pd = mysqli_query($cnno,$sql);
+if($pd){
+    echo "
+    
+<script>
+alert('添加成功');history.go(-2);
+</script>\" ;
+    ";
+}else{
+    echo " 
+<script>
+alert('添加失败');history.go(-1);
+</script>" ;
+}
+?>
+
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2022/5/25
+ * Time: 16:39
+ */
+$id=$_GET['id'];
+include_once ('server.php');
+$sql = "
+select * from user where id = $id;
+";
+$s2 = mysqli_query($cnno,$sql);
+$arr = mysqli_fetch_assoc($s2);
+?>
+<html>
+<head>
+    <meta charset="utf-8" />
+    <title></title>
+</head>
+<body>
+
+<form action="update_set.php" method="post">
+    <table border="1" width="300px">
+
+
+
+        <tr>
+            <th>学号</th><td><?php echo $arr['id'] ?></td>
+            <input type="text" name="id" value="<?php echo $arr['id'] ?>" hidden>
+        </tr>
+        <tr>
+            <th>姓名</th><td><input type="text" name="name" value="<?php echo $arr['name'] ?>"></td>
+        </tr>
+        <tr>
+            <th>年龄</th><td><input type="text" name="age" value="<?php echo $arr['age'] ?>"></td>
+        </tr>
+        <tr>
+            <th>地址</th><td><input type="text" name="add" value="<?php echo $arr['add'] ?>"></td>
+        </tr>
+        <tr><td colspan="2" align="center"><input type="submit" value="提交"></td></tr>
+    </table>
+
+</form>
+</body>
+</html>
+
+
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2022/5/25
+ * Time: 16:57
+ */
+$id = $_POST['id'];
+$name = $_POST['name'];
+$age = $_POST['age'];
+$add = $_POST['add'];
+include_once ('server.php');
+$sql = "
+update `user` set `name` = '$name',`age` = $age,`add` = '$add' where id = $id;
+";
+$pd = mysqli_query($cnno,$sql);
+if($pd){
+    echo "
+<script>
+alert('更新成功');history.go(-2);
+</script>\" ;
+    ";
+}else{
+    echo " 
+<script>
+alert('更新失败');history.go(-1);
+</script>" ;
+}
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2022/5/25
+ * Time: 17:08
+ */
+$id = $_GET['id'];
+include_once ('server.php');
+$sql = "
+DELETE  from `user` where `id` = $id;
+";
+$pd = mysqli_query($cnno,$sql);
+if($pd){
+    echo "
+<script>
+alert('删除成功');history.go(-1);
+</script>\" ;
+    ";
+}else{
+    echo " 
+<script>
+alert('删除失败');history.go(-1);
+</script>" ;
+}
+~~~
\ No newline at end of file
-- 
Gitee

