[全屏预览]
<meta charset="UTF-8"><title>学生信息管理</title><script>
function doDel(id) {
if(confirm('确认删除?')) {
window.location='action.php?action=del&id='+id;
}
}
</script><center>
<?php include ("menu.php");
?><h3>浏览学生信息</h3>
<table width="500" border="1">
<tr>
<th>ID</th>
<th>姓名</th>
<th>性别</th>
<th>年龄</th>
<th>班级</th>
<th>操作</th>
</tr>
<?php // 1. 链接数据库
try{
$pdo = new PDO("uri:mysqlPdo.ini","root","1");
}catch (PDOException $e) {
die('connection failed'.$e->getMessage());
}
//2.执行sql
$sql_select = "select * from stu";
//3.data 解析
foreach ( $pdo->query($sql_select) as $row) {
echo "<tr>";
echo "<th>{$row['id']} </th>";
echo "<th>{$row['name']}</th>";
echo "<th>{$row['sex']} </th>";
echo "<th>{$row['age']} </th>";
echo "<th>{$row['classid']}</th>";
echo "<td>
<a href="edit.php?id=%7B%24row[" id>修改</a>
<a href="javascript:void(0);" onclick="doDel({$row[" id>删除</a>
</td>";
echo "</tr>";
}
?>
</table>
</center>
2. [文件] add.php ~ 1KB 下载(1) 跳至 [1] [2] [3] [4] [5] [全屏预览]
<meta charset="UTF-8"><title>学生管理系统</title><center>
<?php include ('menu.php'); ?><h3>增加学生信息</h3>
<form action="action.php?action=add" method="post">
<table>
<tr>
<td>姓名</td>
<td><input type="text" name="name"></td>
</tr>
<tr>
<td>年龄</td>
<td><input type="text" name="age"></td>
</tr>
<tr>
<td>性别</td>
<td>
<input type="radio" name="sex" value="男">男</td>
<td>
<input type="radio" name="sex" value="女">女</td>
</tr>
<tr>
<td>班级</td>
<td><input type="text" name="classid"></td>
</tr>
<tr>
<!-- <td> </td>--><td><a href="index.php">返回</a></td>
<td><input type="submit" value="添加"></td>
<td><input type="reset" value="重置"></td>
</tr>
</table>
</form>
</center>
<div class="code_piece">
<h3>
<i>3. </i><i>[文件]</i>
action.php ~ 2KB
下载<span style="font-weight:normal;font-size:8pt;">(1)</span>
<i class="jump_to_code">
<span>
跳至
[1]
[2]
[3]
[4]
[5]
</span>
[全屏预览]
</i>
</h3>
<pre class="brush: php; auto-links: false; "><?php /**
* Created by PhpStorm.
* User: hyh
* Date: 16-7-7
* Time: 下午9:37
*/
//1. 链接数据库
try{
$pdo = new PDO("uri:mysqlPdo.ini","root","1");
}catch (PDOException $e) {
// echo 'Connection failed: ' . $e->getMessage();
die('connection failed'.$e->getMessage());
}
//2.action 的值做对操作
switch ($_GET['action']){
case 'add'://add
$name = $_POST['name'];
$sex = $_POST['sex'];
$age = $_POST['age'];
$classid = $_POST['classid'];
$sql = "insert into stu (name, sex, age, classid) values ('{$name}', '{$sex}','{$age}','{$classid}')";
$rw = $pdo->exec($sql);
if ($rw > 0){
echo "<script>alter('添加成功');</script>";
}else{
echo "<script>alter('添加失败');</script>";
}
header('Location: index.php');
break;
case 'del'://get
$id = $_GET['id'];
$sql = "delete from stu where id={$id}";
$rw = $pdo->exec($sql);
if ($rw > 0){
echo "<script>alter('删除成功');</script>";
}else{
echo "<script>alter('删除失败');</script>";
}
header('Location: index.php');
break;
case 'edit'://post
$id = $_POST['id'];
$name = $_POST['name'];
$age = $_POST['age'];
$classid = $_POST['classid'];
$sex = $_POST['sex'];
// echo $id, $age, $age, $name;
$sql = "update stu set name='{$name}', age={$age},sex='{$sex}',classid={$classid} where id={$id};";
// $sql = "update myapp.stu set name='jike',sex='女', age=24,classid=44 where id=17";
print $sql;
$rw = $pdo->exec($sql);
if ($rw > 0){
echo "<script>alter('更新成功');</script>";
}else{
echo "<script>alter('更新失败');</script>";
}
header('Location: index.php');
break;
default:
header('Location: index.php');
break;
}
4. [文件] edit.php ~ 2KB 下载(1) 跳至 [1] [2] [3] [4] [5] [全屏预览]
<meta charset="UTF-8"><title>学生管理系统</title><center>
<?php include ('menu.php');
//1. 链接数据库
try{
$pdo = new PDO("uri:mysqlPdo.ini","root","1");
}catch (PDOException $e) {
die('connection failed'.$e->getMessage());
}
//2.执行sql
$sql_select = "select * from stu where id={$_GET['id']}";
$stmt = $pdo->query($sql_select);
if ($stmt->rowCount() >0) {
$stu = $stmt->fetch(PDO::FETCH_ASSOC); // 解析数据
}else{
die("no have this id:{$_GET['id']}");
}
?>
<h3>修改学生信息</h3>
<form action="action.php?action=edit" method="post">
<input type="hidden" name="id" value="<?php echo $stu['id'];?>"><table>
<tr>
<td>姓名</td>
<td><input type="text" name="name" value="<?php echo $stu['name'];?>"></td>
</tr>
<tr>
<td>年龄</td>
<td><input type="text" name="age" value="<?php echo $stu['age'];?>"></td>
</tr>
<tr>
<td>性别</td>
<td>
<input type="radio" name="sex" value="男" echo> >男
</td>
<td>
<input type="radio" name="sex" value="女" echo> >女
</td>
</tr>
<tr>
<td>班级</td>
<td><input type="text" name="classid" value="<?php echo $stu['classid']?>"></td>
</tr>
<tr>
<td> </td>
<td><input type="submit" value="更新"></td>
<td><input type="reset" value="重置"></td>
</tr>
</table>
</form>
</center>
<?php ?>
5. [文件] menu.php ~ 179B 下载(1) 跳至 [1] [2] [3] [4] [5] [全屏预览]
<h2>学生管理系统</h2>
<a href="index.php"> 浏览学生</a>
<a href="add.php"> 添加学生</a>
<hr>
