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  • c# 下载并保存文件在程序目录

    public void HttpDownloadFile(string url)
            {
                string strFileName = url.Substring(url.LastIndexOf("/")+1);
                // 设置参数
                HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest;
                //发送请求并获取相应回应数据
                HttpWebResponse response = request.GetResponse() as HttpWebResponse;
                //直到request.GetResponse()程序才开始向目标网页发送Post请求
                Stream responseStream = response.GetResponseStream();
                //创建本地文件写入流
                //string uploadPath = "/DownFile"; 
                string uploadPath = Environment.CurrentDirectory;
                uploadPath = uploadPath.Substring(0, uploadPath.IndexOf("bin")) + "DownFile\" + strFileName;
                Stream stream = new FileStream(uploadPath, FileMode.Create);
                byte[] bArr = new byte[stream.Length];
                int size = responseStream.Read(bArr, 0, (int)bArr.Length);
                while (size > 0)
                {
                    stream.Write(bArr, 0, size);
                    size = responseStream.Read(bArr, 0, (int)bArr.Length);
                }
                stream.Close();
                responseStream.Close();
       //return path;
            }
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  • 原文地址:https://www.cnblogs.com/ghelement/p/6434445.html
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