in reply to simple game of life by new hand

glycine, I second roboticus's suggestion for converting the data structures of your program to objects. (btw your first program complains about undeclared variables).

Your choice of the game of life as a starting application is good. It opens up a lot of possibilities - all realised through Perl and CPAN modules:

bw, bliako

edit: removed unwanted underline

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Re^2: simple game of life by new hand
by glycine (Sexton) on Sep 23, 2019 at 08:09 UTC

    sorry...when I try post my first article to here, I had very very fault... your advices are useful. Game of Life actually is a good tutorial:)