I don't see any obvious errors in your code. When %PCA is populated correctly, maybe @line doesn't contain what you think it does?

(You can also simplify your last line to read my @pos = @PCA{@lines};, see perldata for details).

In reply to Re: Simple? problem accesssing elements in a hash by moritz
in thread Simple? problem accesssing elements in a hash by 0AP0

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