How do I print all .pdf files names to an output file with command line?

Question

This seems easy in Linux, but I\'m trying to print the names of *.pdf files within a directory and its subdirectories to an output file. I have Perl installed on my

Answer 1

use strict;
use warnings;
use File::Find;

my $dirname = shift or die "Usage: $0 dirname >outputfile";

File::Find::find( sub {
    print $File::Find::name, "\n" if $File::Find::name =~ /\.pdf\z/
}, $dirname );