Sort By Basename Url

[-RaJ-]

Hello....

i want to sort URL's according to base name

like

http://www.example.com/folder1/zfile1.txt
http://www.example.com/folder1/afile1.txt
http://www.example.com/folder1/mfile1.txt
http://www.example.com/folder1/cfile1.txt


must be sorted like

http://www.example.com/folder1/afile1.txt
http://www.example.com/folder1/cfile1.txt
http://www.example.com/folder1/mfile1.txt
http://www.example.com/folder1/zfile1.txt

i am too weak with array any idea how can be done?