C# .net 4.8 httpclient 配置代理访问

using System;
using System.Net;
using System.Net.Http;

class Program
{
    static void Main()
    {
        // 创建一个 HttpClientHandler，并设置代理信息
        var httpClientHandler = new HttpClientHandler
        {
            Proxy = new WebProxy("http://your-proxy-server-url:port"),
    
        UseProxy = true,
    
    };

        // 使用 HttpClientHandler 创建 HttpClient
        using (var httpClient = new HttpClient(httpClientHandler))
        {
            // 设置其他 HttpClient 配置
            httpClient.BaseAddress = new Uri("http://your-api-url");
        
            httpClient.DefaultRequestHeaders.Add("User-Agent", "YourUserAgent");

    // 发送 HTTP 请求
            HttpResponseMessage response = httpClient.GetAsync("your-endpoint").Result;
    

    if (response.IsSuccessStatusCode)
            {
                // 处理成功响应
                string content = response.Content.ReadAsStringAsync().Result;
                Console.WriteLine(content);
            }
            else
            {
                // 处理错误响应
                Console.WriteLine($"HTTP Error: {response.StatusCode}");
        
    }
        }
    }
}