Perl 学习手札之一： introduction

Perl 学习手札之一： introduction

 

1. prerequistites:

have a basic understanding of programming

should have experience writing working code in modern programming language:

　　C, java, JSP, PHP, Python.

Use a system with Perl 5 installed.

　　recommended: Perl 5.10.

have a text editor.

 

2. what is Perl?

Perl is a programming language.

it's interpreted.

it's designed for text processing.

it's a general-purpose, high-level language.

it has a simple and flexible syntax.

　　there is more than one way to do it.

　　"Swiss Army chansaw" of programming language.

perl is the interpreter for the Perl language.

 

3. demo:

in terminal: perl -v/ perl -V

perl hello.pl

source code:

#!/usr/bin/perl
use strict;
use warnings;

print "Hello, World!\n";

 

4. download from activestate.com and install the activeperl newest version.

 

5. when using eclips as develop IDE, we must install EPIC.

www.epic-ide.org

 

posted on 2011-12-01 01:21 韩英武 阅读( ...) 评论( ...) 编辑 收藏

转载于:https://www.cnblogs.com/hanleilei/archive/2011/12/01/2269931.html