I would add 
eval { $lrow->detach; };

[download]
and maybe this code Re: HTML::TableExtract Memory Usage, at least until HTML::TableExtract incorporates the idea

Btw, what is chomp( @$lrow[$#$lrow] ); supposed to do? Apparently in modern perls $#$lrow is slower, but -1 might be faster

In reply to Re: Out of memory while using HTML::TableExtract by Anonymous Monk
in thread Out of memory while using HTML::TableExtract by jthomas

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