Professional Perl | 2

Professional Perl: Subroutines

This manuscript is an abridged version of chapter 7 from the Wrox Press book Professional Perl. Chapter 7 of Professional Perl covers subroutines, subroutine stacks, passing parameters, prototypes and how to return values from subroutines. Basically, anything you need to know about Perl subroutines can be found in chapter 7. In addition, chapter 7 is current to Perl 5.6 and includes new language features, such as attribute lists.

Listed below are the subsections of Chapter 7: Subroutines:

• Declaring and Calling Subroutines
• The Subroutine Stack
• Passing Parameters
• Prototypes
• Returning Values from Subroutines
• Attribute Lists and Summary