ERL was designed to be simple and direct. We outlined earlier that file manipulation and grep style functions are the bread and butter of PERL. Often times these types of tasks will require some form of user input. PERL can do exactly that (imagine that) and these next few pages of tutorial will walk you through the process step by step.
The standard Perl distribution comes with a debugger, although it's really just another Perl program, perl5db.pl. Since it is just a program, I can use it as the basis for writing my own debuggers to suit my needs, or I can use the interface perl5db.pl provides to configure its actions. That's just the beginning, though. read more...
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