in reply to
Comparison between Perl and Ksh
Try here PerlDoc
And Last but not least in my list of suggestions: PerlMonks Tutorials
Also IMHO I don't think that KSH can hold a candle to perl's functionality, wide array of uses, and portability. Thats just what I have found since I started using it a few months ago. Keep in mind, I started programming in KSH.
Yes, I am a criminal.
My crime is that of defyance.