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  • wcf stream 不知道长度的情况下,读取stream

    http://bbs.csdn.net/topics/360163784

                string filepath = @"http://ww4.sinaimg.cn/thumbnail/6741e029jw1dfzrlqr07kj.jpg";
                Stream stream = WebRequest.Create(filepath).GetResponse().GetResponseStream();
    
                int size = 1024;
                int read = 0;
                MemoryStream ms = new MemoryStream();
                byte[] buffer = new byte[size];
                do
                {
                    buffer = new byte[size];
                    read = stream.Read(buffer, 0, size);
                    ms.Write(buffer, 0, read); 
                } while (read > 0);
                 
                Console.WriteLine(ms.Length.ToString());

    或者:

            private void CopyStream(Stream instream, Stream outstream)
            {
                const int bufferLen = 4096;
                byte[] buffer = new byte[bufferLen];
                int count = 0;
                while ((count = instream.Read(buffer, 0, bufferLen)) > 0)
                {
                    outstream.Write(buffer, 0, count);
                }
            }

    --

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  • 原文地址:https://www.cnblogs.com/runliuv/p/4849466.html
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