It was not an option, but string eval is the most essential feature, because with it, you can create almost any other feature you want. So, for me, it's "anonymous subroutines", because the existence of anonymous subroutines might hint at closures also being available.

In reply to Re: If I was forced to program in another language, the Perl language feature I would miss most would be: (eval) by Corion
in thread If I was forced to program in another language, the Perl language feature I would miss most would be: by grinder

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