C#遍历文件

 

public static void ListFiles(FileSystemInfo info)
        ...{
            if(!info.Exists) return;
            DirectoryInfo dir=info as DirectoryInfo;
            //不是目录
            if(dir==null) return;
            FileSystemInfo[] files=dir.GetFileSystemInfos();
            for(int i=0;i<files.Length;i++)
            ...{
                FilesInfo file=file[i] as FileInfo;
                //是文件
                if(file!=null)
                ...{//文件处理
                }
                else
                ...{//继续遍历目录
                    ListFiles(files[i]);
                }
            }
        }