php表单连接mysql数据库

<?php
// 连接到MySQL数据库
$servername = "localhost"; // 数据库服务器地址
$username = "username"; // 数据库用户名
$password = "password"; // 数据库密码
$dbname = "database"; // 数据库名称

$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
    die("连接失败: " . $conn->connect_error);
}

// 处理表单提交的数据
if ($_SERVER["REQUEST_METHOD"] == "POST") {
    $name = $_POST["name"];
    $email = $_POST["email"];
    // 其他表单字段...

    // 将数据插入到数据库中
    $sql = "INSERT INTO tablename (name, email) VALUES ('$name', '$email')";
    if ($conn->query($sql) === TRUE) {
        echo "数据插入成功";
    } else {
        echo "数据插入失败: " . $conn->error;
    }
}

$conn->close();
?>

<form method="post" action="process.php">
    <label for="name">姓名：</label>
    <input type="text" id="name" name="name">

    <label for="email">邮箱：</label>
    <input type="email" id="email" name="email">

    <!-- 其他表单字段... -->

    <input type="submit" value="提交">
</form>