While you can write productive programs which never take advantage of all the language has to offer, the global Perl community has invented, borrowed, enhanced, and polished ideas and made them available to anyone willing to learn them. Modern Perl is a mindset. Save my name, email, and website in this browser for the next time I comment. Notify me of follow-up comments by email.
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Programmer Books. Software Development Perl. It's also a great way to learn programming techniques and develop your own style of coding. We'll take you from installation, through the core language elements - regular expressions, references, modules and the like - and onto basic applied techniques. You'll see how to access and work with databases in Perl, write CGI scripts to generate web pages and beyond. Coverage is bang up to date, using Perl 5. This book is for those new to programming who want to learn with Perl.
Section 6. References — introduces you to references. Reference types and autovification — guides you on the reference types and autovification.
Section 7. Subroutines A large Perl program is divided into reusable units of code which are known as functions or subroutines. Subroutines — learns how to organize large code into more manageable units called subroutines. Pass parameters to subroutines by reference and value — shows you how to pass parameters to subroutines by reference and by value. Pass an array reference to subroutines — guides you on how to pass an array to subroutines.
Section 8. Packages and modules This section helps you understand packages and namespaces. Modules — introduces you to modules in Perl. Section 9. Open a file Read from file Write to file File test operators. Section
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