c# 递归删除文件夹下的所有文件

Code

private void DeleteInDir(string szDirPath)

{

if (szDirPath.Trim() == "" || !Directory.Exists(szDirPath))

return;

DirectoryInfo dirInfo = new DirectoryInfo(szDirPath);

FileInfo[] fileInfos = dirInfo.GetFiles();

if (fileInfos != null && fileInfos.Length > 0)

{

foreach (FileInfo fileInfo in fileInfos)

{

//DateTime.Compare( fileInfo.LastWriteTime,DateTime.Now);

File.Delete(fileInfo.FullName); //删除文件

}

}

DirectoryInfo[] dirInfos = dirInfo.GetDirectories();

if (dirInfos != null && dirInfos.Length > 0)

{

foreach (DirectoryInfo childDirInfo in dirInfos)

{

this.DeleteInDir(childDirInfo); //递归

}

}

//Directory.Delete(dirInfo.FullName, true); //删除目录

}