通过c#将数据传递到php页面

using System;
using System.Net.Http;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        using (HttpClient client = new HttpClient())
        {
            var postData = new List<KeyValuePair<string, string>>
            {
                new KeyValuePair<string, string>("key1", "value1"),
                new KeyValuePair<string, string>("key2", "value2")
            };

            var content = new FormUrlEncodedContent(postData);
            var response = await client.PostAsync("http://example.com/your-php-page.php", content);

            var responseString = await response.Content.ReadAsStringAsync();
            Console.WriteLine(responseString);
        }
    }
}

<?php
$key1 = $_POST['key1'];
$key2 = $_POST['key2'];

// 对接收到的数据进行处理
// ...

// 返回响应
echo "Data received successfully!";
?>