Cet article vous présente principalement en détail le code d'implémentation spécifique du système de gestion des étudiants PHP. Les amis intéressés peuvent s'y référer
L'exemple dans cet article partage le code source du système de gestion des étudiants PHP pour. tout le monde. Pour référence, le contenu spécifique est le suivant
Fonction :
1.Ajouter/supprimer/modifier
2. distribution :
index.php --->Interface principaleadd.php --->stu add
action ---> add/del/update en sql (processus html form-->stockage de données mysql && saut de page)
edit.php --->stu modification
menu.php -->Page d'accueil
<!DOCTYPE html>
<html lang="en">
<head>
<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>
</head>
<body>
<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={$row['id']}'>修改</a>
<a href='javascript:void(0);' onclick='doDel({$row['id']})'>删除</a>
</td>";
echo "</tr>";
}
?>
</table>
</center>
</body>
</html><!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>学生管理系统</title>
</head>
<body>
<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</td>
<td><input type="submit" value="添加"></td>
<td><input type="reset" value="重置"></td>
</tr>
</table>
</form>
</center>
</body>
</html><?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;
}<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>学生管理系统</title>
</head>
<body>
<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 $stu['age'];?>"></td>
</tr>
<tr>
<td>性别</td>
<td>
<input type="radio" name="sex" value="男" <?php echo ($stu['sex'] == "男")? "checked":"";?> >男
</td>
<td>
<input type="radio" name="sex" value="女" <?php echo ($stu['sex'] == "女")? "checked":"";?> >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
?>
</body>
</html><!DOCTYPE html> <html lang="en"> <body> <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> </body> </html>
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