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Perl tutorial


Perl is the Practical Extraction and Report Language Abbreviation, can be translated as "Practical Extraction Report Language."

Perl is a high-level, general-purpose, literal style, dynamic programming language.

Perl is the original designer Larry Wall (Larry Wall), on December 18, 1987 publication.

Perl borrowed a C, sed, awk, shell scripts, and many of the features of other programming languages.

The most important feature of Perl is Perl internal integration of regular expressions, and a huge third-party code libraries CPAN.

Who should take this tutorial?

This tutorial is for want to start from scratch to learn Perl programming language developers. Of course, this tutorial will be a number of modules in depth, so you better understand Perl applications.

Before this tutorial you need to know

Before proceeding with the tutorial, you should understand some basic computer programming terminology. If you learned PHP, ASP and other programming languages, it will help you quickly understand Perl programming.

The first Perl program

For most programming languages, first introductory programming code is "Hello World!", Use the following code to Perl output "Hello World!":


#! / Usr / bin / perl

print "! Hello, World \ n";

Running instance »