Here is how I extract the serial number from the filename:

use File::Find;

my $dir = "documents";
find( sub {
        my $filename = $_;

        return unless ( $filename =~ /abstract-([0-9][0-9][0-9]).tex/
        && -f $filename );

        my $serialnumber = $1 ;

[download]

In reply to Re^2: multiple-pass search? by propellerhat
in thread multiple-pass search? by propellerhat

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