I am also wondering why two other monks suggested it.

I believe you are referring to bart and I.

I simply said it's required to execute Perl code. I never suggested that you use Perl code as inputs — that extremely rarely makes sense — so I never suggested that you use eval.

In reply to Re^9: hex code passed from command line is interpreted literally in substitution by ikegami
in thread hex code passed from command line is interpreted literally in substitution by Allasso

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