You can do this simply and compactly with File::Find::Rule 
use File::Find::Rule;

my @files = find(
  file =>
  name => 'kn',
  grep => qr/10450676/,
  in   => [ glob('nc05*/') ]
);

[download]
Check out the File::Find::Rule docs for more info on this fantabulous module.
HTH

_________
broquaint

In reply to Re: searching a string in many files by broquaint
in thread searching a string in many files by tos

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