The latest Korn Shell might be of interest. I've heard that it is rather different (i.e. more powerful) than the ksh that ships with most UNIX systems.
metadoktor
"The doktor is in."
Comment on Which ksh Are You Talking About? - Re: Comparison between Perl and Ksh
I know a handful of Korn advocators that boast that the Korn Shell does everything Perl can do, or at least has similar functionality.
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Jeff[japhy]Pinyan:
Perl,
regex,
and perlhacker, who'd like a (from-home) job s++=END;++y(;-P)}y js++=;shajsj<++y(p-q)}?print:??;