1.3. How Can I Get Perl? You probably already have it...
  1.4. How Do I Make a Perl Program? It's about tim...
  1.6. Exercises Normally, each chapter will end with s...
  1.5. A Whirlwind Tour of Perl So, you want to see a r...
  2.1. Numbers Though a scalar is most often either a n...
  2.2. Strings Strings are sequences of characters (lik...
  2.4. Scalar Variables A variable is a name for a cont...
  2.3. Perl's Built-in Warnings Perl can be told to...
    2.5. Output with print It's generally a good i...
  2.6. The if Control Structure Once you can compare tw...