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(".")+" 阅读全文