将表单写入文本文件PHP

<?php
require_once 'vendor/autoload.php';

use Qcloud\Cos\Client;

$bucket = 'your-bucket-name';
$region = 'your-region';
$secretId = 'your-secret-id';
$secretKey = 'your-secret-key';

$client = new Client([
    'region' => $region,
    'credentials' => [
        'secretId' => $secretId,
        'secretKey' => $secretKey,
    ],
]);

$formData = $_POST; // 假设表单数据以POST方式提交

// 将表单数据写入文本文件
$fileContent = '';
foreach ($formData as $key => $value) {
    $fileContent .= $key . ': ' . $value . "\n";
}

$fileName = 'form_data.txt';
$result = $client->putObject([
    'Bucket' => $bucket,
    'Key' => $fileName,
    'Body' => $fileContent,
]);

if ($result['@metadata']['statusCode'] === 200) {
    echo '表单数据写入成功！';
} else {
    echo '表单数据写入失败！';
}
?>