Sams Teach Yourself Perl in 24 Hours

Q&A

Q1:	I can't get the form submission to work; I keep getting an error.
A1:	Try using the CGI debugging guide from Hour 17, "Introduction to CGI," to find your problem. Just because it's a form doesn't mean that debugging it is any different from debugging normal CGI.
Q2:	I just found this great program on the Internet, but I don't understand why it's trying to use $ENV{QUERY_STRING} to get the form parameters. Why?
A2:	Because the author of that program decided to forgo the CGI module's form- processing capabilities. This fact indicates that it is either a very old Perl program that predates the CGI module or that the author decided to use his or her own form-processing code. Either way, this is a good indication that the program should be looked ...