[Cialug] List file types in a directory

[Matthew Nuzum]

On Thu, 2007-03-08 at 16:14 -0600, Daniel Juliano wrote:
> So, how would I get a list of file types for all files in a directory?  
> Let's say I've got the following:
> test1.txt
> test2.txt
> test3.jpg
> 
> I'd like something similar to:
> .txt
> .jpg
> 
> Any ideas?

someone can do better, or improve on this, but you could start with:

ls -1 | cut --delimiter . -f 2 | sort

That assumes only one dot per filename and doesn't remove duplicates.
that's ls -<number one, not letter L> by the way.
-- 
Matthew Nuzum
newz2000 on freenode