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  • Stream(流)的基本操作

    //把流转化为文件
     public static void StreamToFile(Stream stream, string filepath)
            {
                byte[] bytes = StreamToBytes(stream);
                FileStream fileStream = new FileStream(filepath, FileMode.Create);
                fileStream.Write(bytes, 0, bytes.Length);
                fileStream.Flush();
                fileStream.Close();
            }
    //把流转化为字节数组
            public static byte[] StreamToBytes(Stream stream)
            {
                MemoryStream memoryStream = new MemoryStream();
                stream.CopyTo(memoryStream);
                return memoryStream.ToArray();
            }
    //把流转化为Base64字符串

            public static string StreamToString(Stream stream)
            {

                byte[] buffer = new byte[stream.Length];
                stream.Read(buffer, 0, (int)stream.Length);
                string base64string = Convert.ToBase64String(buffer);
                return base64string;
            }

    //把Base64字符串转化为流

           pubblic static Stream StringToStream(string str)
        {
           byte[] bt = Convert.FromBase64String(str);
                System.IO.MemoryStream stream = new System.IO.MemoryStream(bt);
        }

    求补充。。。。。。。。。。。。。。

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  • 原文地址:https://www.cnblogs.com/gaocong/p/4935542.html
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