Delete all files and folders but exclude a subfolder

Question

I have a folder where I need to delete all files and folders except a small list of files and folders.

I can already exclude a list of files, but don\'t see a way to

Answer 1

In PowerShell 3.0 and below, you can try simply doing this:

Remove-Item -recurse c:\temp\* -exclude somefile.txt,foldertokeep

Unless there's some parameter I'm missing, this seems to be doing the trick...

Edit: see comments below, the behavior of Remove-Item has changed after PS3, this solution doesn't seem applicable anymore.