Perl and Apache: Your visual blueprint for developing dynamic Web content

Chapter 6. INTRODUCING THE FUNDAMENTALS OF PERL

Understanding Perl Syntax

Perl is very lenient when it comes to its own formatting. If programmers have their own personal style of formatting, Perl readily conforms to it, provided they follow some basic syntax rules.

Capitalization

All Perl functions, variables, modules, and subroutines are case-sensitive. All built-in functions and internal modules use lowercase names. All user-defined variables, modules, and subroutines may contain any mix of upper- and lowercase characters. Only user-defined modules should begin with an uppercase character.

Line Spacing and Formatting

Perl is very relaxed when it comes to line spacing and formatting, leaving it up to the programmer's personal preference. Multiple ...