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SW = File.CreateText(Server.MapPath("/info.txt"));
try
{
string str = "1,¼ì²â´úÂë";
SW.Write(str);

}
catch (System.Exception ex)
{
}
finally
{
SW.Close();
}
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string filename = Server.MapPath("/info.txt");
StreamReader sr = new StreamReader(filename, Encoding.Default);
string str = sr.ReadToEnd();
sr.Close();

Response.Write( HttpUtility.UrlEncode(str, System.Text.Encoding.GetEncoding("GB2312")));
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}
});
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