you could use:
#!/usr/bin/perl -w
use strict;
my $somedir = "/home/me/lala";
my $file;
opendir (DIR, $somedir);
while ($file = readdir DIR) {
print "$file\n";
if ($file =~ /^example\.\d+\.txt$/) {
print " -- FOUND example: $file\n";
}
}
I'm not whether my code is any faster or more optimal than yours; I'll leave that for monks greater than I =) BTW, I'm not sure if it's a typo but:
open (DIR, $somedir);
should be:
opendir (DIR, $somedir);
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