how to execute task in forechloop container if i have a folder with files and folder and inner folder contain files and folder ?

Hi

how to execute task in forechloop container if i have a folder with files and folder and inner folder contain files and folder etc...

ex:

i have folder with 10 files and one floder---->contains 20 files and two folders and each floder contains 30 files and one floder etc..........

how to process all files?

thanks and regards

samba