How do I traverse the directory and find the files in the diectory and at the same time go reccursively down and search for the subdirectory as well.

I tried following code to print the file names but it gives error. 

use IO::ALL
$some_dir = "/cygdrive/e/Uns-Root/Sev";
$dir = io($some_dir);
while (my $io = $dir->read) {
        print $io->name, "\n"
        if $io->is_file;
      }

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Error is 
Can't locate IO/ALL.pm in @INC (@INC contains: C:/Perl/lib C:/Perl/sit
+e/lib .) at e:\Uns-Root\DirStru.pl line 4.
BEGIN failed--compilation aborted at e:\Uns-Root\DirStru.pl line 4.

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In reply to Direcctory Traversal by Kautilya

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