Modern Perl, 4/e (Paperback)

A Perl expert can solve a problem in a few lines of well-tested code. Now you can unlock these powers for yourself. Modern Perl teaches you how Perl really works. It's the only book that explains Perl thoroughly, from its philosophical roots to the pragmatic decisions that help you solve real problems--and keep them solved. You'll understand how the language fits together and discover the secrets used by the global Perl community. This beloved guide is now completely updated for Perl 5.22.

When you have to solve a problem now, reach for Perl. When you have to solve a problem right, reach for Modern Perl. Discover how to scale your skills from one-liners to asynchronous Unicode-aware web services and everything in between.

Modern Perl will take you from novice to proficient Perl hacker. You'll see which features of modern Perl will make you more productive, and which features of this well-loved language are best left in the past. Along the way, you'll take advantage of Perl to write well-tested, clear, maintainable code that evolves with you. Learn how the language works, how to take advantage of the CPAN's immense trove of time-tested solutions, and how to write clear, concise, powerful code that runs everywhere. Specific coverage explains how to use Moose, how to write testable code, and how to deploy and maintain real-world Perl applications.

This new edition covers the new features of Perl 5.20 and Perl 5.22, including all the new operators, standard library changes, bug and security fixes, and productivity enhancements. It gives you what you need to use the most up-to-date Perl most effectively, all day, every day.

What You Need:

Perl 5.16 or newer (Perl 5.20 or 5.22 preferred). Installation/upgrade instructions included.

Perl專家可以用幾行經過充分測試的程式碼解決問題。現在，你也可以掌握這些能力。《現代Perl》教你Perl的真正運作方式。這是唯一一本徹底解釋Perl的書籍，從其哲學根源到實用的決策，幫助你解決真實問題並持續解決。你將了解語言的結構，並發現全球Perl社群使用的秘密。這本深受喜愛的指南現已完全更新至Perl 5.22。

當你需要立即解決問題時，請使用Perl。當你需要正確解決問題時，請使用《現代Perl》。探索如何將你的技能從一行程式擴展到非同步Unicode-aware網路服務等各種情境。

《現代Perl》將帶你從新手成為熟練的Perl駭客。你將了解現代Perl的哪些功能能提高你的生產力，以及這個深受喜愛的語言的哪些功能最好留在過去。在此過程中，你將利用Perl撰寫經過充分測試、清晰、易於維護且能隨著你發展的程式碼。學習語言的運作方式，如何利用CPAN龐大的經過時間驗證的解決方案，以及如何撰寫清晰、簡潔、強大的程式碼，能在任何地方運行。具體的內容解釋了如何使用Moose，如何撰寫可測試的程式碼，以及如何部署和維護真實世界的Perl應用程式。

這個新版本涵蓋了Perl 5.20和Perl 5.22的新功能，包括所有新運算子、標準庫的變更、錯誤和安全修復以及提高生產力的增強功能。它提供了讓你能夠最有效地使用最新版Perl的所需資訊，每天都能派上用場。

所需資源：

Perl 5.16或更新版本（建議使用Perl 5.20或5.22）。包含安裝/升級指示。