return $age_str;
}
+sub is_binary {
+ my($str) = @_;
+ open my $fh, '<', \$str or return;
+ return -B $fh;
+}
+
1;
__END__
=head2 age_string
-Turns an integer number of seconds into a string..
+Turns an integer number of seconds into a string.
+
+=head2 is_binary
+
+Check whether a string is binary according to C<-B>.
=head1 AUTHORS