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Learning Perl, also known as the llama book, [1] is a tutorial book for the Perl programming language, and is published by O'Reilly Media. The first edition (1993) was authored solely by Randal L. Schwartz , and covered Perl 4.
Published by O'Reilly Media, the book is considered the canonical reference work for Perl programmers. With over 1,000 pages, the various editions contain complete descriptions of each Perl language version and its interpreter. Examples range from trivial code snippets to the highly complex expressions for which Perl is widely known. The camel ...
Besides the simple possibility to map process technical problems, an important principle in the development of PEARL was ease of learning by the programmer. All basic data types and language structures of other procedural programming languages exist in PEARL.
The Obfuscated Perl Contest was a competition for programmers of Perl which was held annually between 1996 and 2000. Entrants to the competition aimed to write "devious, inhuman, disgusting, amusing, amazing, and bizarre Perl code". [1] It was run by The Perl Journal and took its name from the International Obfuscated C Code Contest. [2]
What follows are examples of "Hello, World" implemented in different styles of modules. It must be understood that a module is not necessary in Perl; functions and code can be defined and used anywhere. This is just for example purposes. Contrast with Java where a class is always necessary. A real "Hello, World" function would be written like so:
Easy to incorporate sample code; Easy to read without a pod formatter (i.e. in its source-code form) Easy to write in; An extended version of pod that supports tables and footnotes called PseudoPOD has been used by O'Reilly & Associates to produce several Perl books, most notably Programming Perl by Larry Wall, Tom Christiansen, and Jon Orwant.
Online Catalog: Advanced Perl Programming, 1st edition Chapter One as well as the complete set of code examples in the book. This article about a computer book or series of books is a stub .