Op donderdag 15 juni 2023 22:31:31 CEST schreef Claude Brown:
> Is there any prior mention of "$normalise" in the script?
Only now I see the first mentioning of $normalize as:
$normalize = {}
The naming of it is quite confusing to me. More logically would have been
"present".
Now I understand that it is a test to assure certain lines in the input file
should not be present more than once.
> Assuming there isn't, most likely "$normalise->{$1}" is building out a
> hash-table with "$1" as the key and a value of 1 at each entry.
> $normalise will be a reference to that hash.
>
> To check if this is correct, do this sometime after this code:
>
> use Data::Dumper;
> print Dumper($normalise);
Thanks a lot.
--
fr.gr.
Freek de Kruijf
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