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Tutorial 9:

Improvements on J. David Eisenberg's xml.com Histogram code

Modules used:

  1. strict (of course)
  2. CGI (as a demo shortcut to grab the parameters
  3. SVG (for the client-DBI connection using SVG messages)
  4. CGI::Carp (this is a hosted server and I needed to see my errors without having access to error log access)
  5. File::Find (for traversing a file system. part of the standard Perl distribution)

The source files for inspection.

  1. click here for the demo
  2. click here for the Perl source
  3. click here for the original hardcoded Perl code without SVG.pm

For more information, please send the author an email: Ronan Oger

Click here for the perl source code, and Click here to see the functionality.

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