&infinite_evens is unnecessary complicated. 

sub infinite_evens {
  my ($i) = @_;
  $i += $i % 2 - 2;
  return sub { $i += 2 };
}

[download]

ihb

See perltoc if you don't know which perldoc to read!

In reply to Re: How To: Make An Iterator by ihb
in thread How To: Make An Iterator by Limbic~Region

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