StreamWriter和StremReader简单的用法

1                 string str = "中国";//写入的内容

2                 string path = @"e:\1.txt";//文件路径

3                 StreamWriter sw = new StreamWriter(path, true, Encoding.Unicode);

4                 sw.Write(str);

5                 sw.Close();

6                 Console.ReadKey();

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 1  string path1 = @"e:\1.txt";//文件路径

 2                 FileStream fsFile = new FileStream(path1, FileMode.Open);

 3                 StreamReader srReader = new StreamReader(fsFile);

 4                 int iChar;

 5                 iChar = srReader.Read();

 6                 while (iChar != -1)

 7                 {

 8                     txbValue.Text += (Convert.ToChar(iChar));

 9                     iChar = srReader.Read();

10                 }

11                 srReader.Close();

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