| 这里data的实际长度就不是length,什么问题复制代码FileStream fs = new FileStream("d:\\temp.txt",FileMode.Open);
            StreamReader reader = new StreamReader(fs,Encoding.Default);
            char[] buffer = new char[1024];
            int length = reader.Read(buffer, 0, buffer.Length);
            char[] data = new char[length];
            Buffer.BlockCopy(buffer, 0, data, 0, length);
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