下载HTTP文件

来源：互联网发布：mac cad2014破解编辑：程序博客网时间：2024/05/30 19:33
        /// <summary>        /// 下载文件        /// </summary>        /// <param name="URL">下载文件地址</param>        /// <param name="Filename">下载后另存为（全路径）</param>        private static bool DownloadFile(string URL, string filename, ref string msg)        {            try            {                System.Net.HttpWebRequest Myrq = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(URL);                System.Net.HttpWebResponse myrp = (System.Net.HttpWebResponse)Myrq.GetResponse();                System.IO.Stream st = myrp.GetResponseStream();                System.IO.Stream so = new System.IO.FileStream(filename, System.IO.FileMode.Create);                byte[] by = new byte[1024];                int osize = st.Read(by, 0, (int)by.Length);                while (osize > 0)                {                    so.Write(by, 0, osize);                    osize = st.Read(by, 0, (int)by.Length);                }                so.Close();                st.Close();                myrp.Close();                Myrq.Abort();                return true;            }            catch (System.Exception e)            {                msg = e.Message;                return false;            }        }
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