Class 31 review (07/24/2002)

  1. Very simple PERL/CGI application for volume calculations for cylinders. See the PERL script cyl.cgi CGI code.

  2. How can I run my PERL CGI program from the cowboy command line prompt, and simulate submitting some data to it from a form> 
    venkman@spike:~/web/cgi-bin$ ./cyl.cgi radius=10 height=20 | more
Content-type: text/html


[HTML]
[HEAD]
      [TITLE]Area of the cylinder via Perl script[/TITLE]
[/HEAD]

[BODY BGCOLOR=FFFF00]

[CENTER][H1]Area of cylinder via Perl script cyl.cgi[/H1][/CENTER]

[H3]For cylinder with radius 10 and height 20, the area is:
                                [FONT COLOR=RED]6283.18[/FONT]  [/H3]
[/BODY]
[/HTML]
  3. Question ten from the study guide. Removing spaces and some punctuation characters. 
    [jacobson@math-cs cgi-bin]$   cat q10.p
# See question #10 in the study guide...

$data = "UNI Panthers; oh ya, you go now! ";

print "\n$data\n";

$data =~ tr/ ,!;//d;

print "\n$data\n\n";

[jacobson@math-cs cgi-bin]$   perl q10.p

UNI Panthers; oh ya, you go now!

UNIPanthersohyayougonow

[jacobson@math-cs cgi-bin]$