Filename from URL

[hach22]

I have a URL like: www.abcd.com/12345 that give a download of a file xyz.jpg.
how can I get the string "xyz.jpg" from de www.abcd.com/12345
Thank you...

[nemonoman]

[man]basename[/man]

[NogDog]

I think what you're looking for is some sort of URL rewriting (Google search on "Apache URL rewriting").