If you want to treat a subroutine as a list, that's fundamentally different from how most languages treat them. You'd have to create an array of statements and modify that array, and evaluate the entire array.

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Jeff[japhy]Pinyan: Perl, regex, and perl hacker.
s++=END;++y(;-P)}y js++=;shajsj<++y(p-q)}?print:??;