c# 访问https接口 Post方式

最新推荐文章于 2024-09-12 16:31:33 发布

原创最新推荐文章于 2024-09-12 16:31:33 发布 · 7.3k 阅读

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本文深入讲解了使用C#发送HTTP POST请求的方法，包括设置安全协议、请求头、内容类型及编码，展示了如何构造请求体并读取响应结果，是理解和实践HTTP POST请求的实用指南。

  **public  string HttpPost1(string url, string body)
        {
            ServicePointManager.SecurityProtocol = (SecurityProtocolType)3072; //一定要有这一句
            Encoding encoding = Encoding.UTF8;
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
            request.Method = "POST";
            request.Accept = "text/html, application/xhtml+xml, */*";
           request.ContentType = "application/json";
            byte[] buffer = encoding.GetBytes(body);
            request.ContentLength = buffer.Length;
            request.GetRequestStream().Write(buffer, 0, buffer.Length);
            HttpWebResponse response = (HttpWebResponse)request.GetResponse();
            using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
            {
                return reader.ReadToEnd();
            }
        }**