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sWriter=new StreamWriter(Server.MapPath(".")+"\\myText.txt",false,System.Text.Encoding.Default); sw.WriteLine("追逐理想"); sw.WriteLine("kzlll"); sw.WriteLine(".NET笔记"); sw.Flush(); sw.Close(); 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.txt"; NewFile = Server.MapPath(".")+"\\myTextCopy.txt"; File.Copy(OrignFile,NewFile,true); C#删除文件 string delFile = Server.MapPath(".")+"\\myTextCopy.txt"; File.Delete(delFile); C#移动文件 string OrignFile,NewFile; OrignFile = Server.MapPath(".")+"\\myText.txt"; NewFile = Server.MapPath(".")+"\\myTextCopy.txt"; File.Move(OrignFile,NewFile); C#创建目录 // 创建目录c:\sixAge DirectoryInfo d=Directory.CreateDirectory("c:\\sixAge"); // d1指向c:\sixAge\sixAge1 DirectoryInfo d1=d.CreateSubdirectory("sixAge1"); // d2指向c:\sixAge\sixAge1\sixAge1_1 DirectoryInfo d2=d1.CreateSubdirectory("sixAge1_1"); // 将当前目录设为c:\sixAge Directory.SetCurrentDirectory("c:\\sixAge"); // 创建目录c:\sixAge\sixAge2 Directory.CreateDirectory("sixAge2"); // 创建目录c:\sixAge\sixAge2\sixAge2_1 Directory.CreateDirectory("sixAge2\\sixAge2_1"); 递归删除文件夹及文件 <%@ Page Language=C#%> <%@ Import namespace="System.IO"%> <Script runat=server> public void DeleteFolder(string dir) |
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