public static void CopyDirectory(string srcPath, string destPath) { try {
DirectoryInfo dir = new DirectoryInfo(srcPath);
FileSystemInfo[] fileinfo = dir.GetFileSystemInfos(); //获取目录下(不包含子目录)的文件和子目录 foreach (FileSystemInfo i in fileinfo) { if (i is DirectoryInfo) //判断是否文件夹 { if (!Directory.Exists(destPath+"\\\\"+i.Name)) { Directory.CreateDirectory(destPath + "\\\\" + i.Name); //目标目录下不存在此文件夹即创建子文件夹 } CopyDir(i.FullName, destPath + "\\\\" + i.Name); //递归调用复制子文件夹 } else { File.Copy(i.FullName, destPath + "\\\\" + i.Name,true); //不是文件夹即复制文件,true表示可以覆盖同名文件 } } } catch (Exception e) { throw; }
}
调用CopyDirectory方法前可以先判断原路径与目标路径是否存在
if(Directory.Exists(srcPath)&&Directory.Exists(destPath)) { CopyDirectory(srcPath,destPath);
}
原文地址:http://www.cnblogs.com/iamlucky/p/5996222.html
C# 把一个文件夹下所有文件删除
public static void DelectDir(string srcPath)
{ try { DirectoryInfo dir = new DirectoryInfo(srcPath); FileSystemInfo[] fileinfo = dir.GetFileSystemInfos(); //返回目录中所有文件和子目录 foreach (FileSystemInfo i in fileinfo) { if (i is DirectoryInfo) //判断是否文件夹 { DirectoryInfo subdir = new DirectoryInfo(i.FullName); subdir.Delete(true); //删除子目录和文件 } else { File.Delete(i.FullName); //删除指定文件 } } } catch (Exception e) { throw; }
}
调用DelectDir方法前可以先判断文件夹是否存在
if(Directory.Exists(srcPath)) { DelectDir(srcPath); }