摘要： C#追加文件StreamWriter sw = File.AppendText(Server.MapPath(".")+"\myText.txt");sw.WriteLine("追逐理想");sw.WriteLine("kzlll");sw.WriteLine(".NET笔记");sw.Flush();sw.Close();C#拷贝文件string OrignFile,NewFile;OrignFile = Server.MapPath(".")+"\myText. 阅读全文