This is Perl module Iterator::Simple. INSTALLATION Iterator::Simple installation is straightforward. If your CPAN shell is set up, you should just be able to do % cpan Iterator::Simple Download it, unpack it, then build it as per the usual: % perl Makefile.PL % make && make test Then install it: % make install DOCUMENTATION Iterator::Simple documentation is available as in POD. So you can do: % perldoc Iterator::Simple to read the documentation online with your favorite pager. Rintaro Ishizaki .