Learning Perl (6th Edition) by Randal L. Schwartz, Tom Phoenix, brian d foy

Posted by

By Randal L. Schwartz, Tom Phoenix, brian d foy

If you're simply getting began with Perl, this can be the e-book you want—whether you're a programmer, method administrator, or net hacker. Nicknamed "the Llama" via generations of clients, this bestseller heavily follows the preferred introductory Perl direction taught by way of the authors on the grounds that 1991. This sixth variation covers fresh alterations to the language as much as model 5.14.

Perl is acceptable for nearly any job on virtually any platform, from brief fixes to accomplish internet functions. studying Perl teaches you the fundamentals and exhibits you the way to jot down courses as much as 128 strains long—roughly the dimensions of ninety% of the Perl courses in use at the present time. every one bankruptcy contains workouts that can assist you perform what you've simply realized. different books may perhaps train you to application in Perl, yet this ebook will flip you right into a Perl programmer.

Topics include:

Perl facts and variable types
File operations
Regular expressions
String manipulation (including Unicode)
Lists and sorting
Process management
Smart matching
Use of 3rd occasion modules

Show description

Read or Download Learning Perl (6th Edition) PDF

Similar development books

Rural Women and Triple Exploitation in Korean Development (International Political Economy)

This booklet is a accomplished research of the unrecognized function performed and burden borne by way of rural ladies over the past 4 many years of South Korean fiscal improvement. It deals a brand new severe realizing of the an important position performed by way of rural girls within the Korean fiscal "miracle. " providing her "triple exploitation" version, Dong-Sook Shin Gills explains the linkages among rural girls, nationwide improvement, and the worldwide economic climate.

Development with the Force.com Platform: Building Business Applications in the Cloud (2nd Edition) (Developer's Library)

Construct robust, Scalable, Cloud-Based firm strategies quickly with the latest model of strength. com   utilizing strength. com, you could construct company functions with world-class price, scalability, and reliability--and do it in days or even weeks, now not months or years. during this publication, most sensible strength. com developer Jason Ouellette deals the entire technical counsel and pattern code you’ll have to get extraordinary effects with the most recent model of strength.

Fruit Development and Seed Dispersal

Fruit improvement and seed dispersal are significant subject matters inside of plant and crop sciences learn with very important advancements in learn being suggested frequently. Drawing jointly experiences by way of a number of the world's best specialists in those components, the Editor of this quantity, Lars Ostergaard has supplied a quantity that's a necessary buy for all these operating in plant and crop sciences around the world.

Recent Trends in Algebraic Development Techniques: 19th International Workshop, WADT 2008, Pisa, Italy, June 13-16, 2008, Revised Selected Papers

This booklet constitutes the completely refereed post-conference complaints of the nineteenth foreign Workshop on fresh developments in Algebraic improvement options, WADT 2008, held in Pisa, Italy, on June 13-16, 2008. The 18 revised complete papers offered including three invited talks have been rigorously reviewed and chosen from 33 shows on the workshop.

Extra resources for Learning Perl (6th Edition)

Example text

A Whirlwind Tour of Perl | 17 The first line is the #! line, as you saw before. You might need to change that line for your system, as we showed you earlier. The second line runs an external command, named within backquotes (` `). (The backquote key is often found next to the number 1 on full-sized American keyboards. ) The command we used is perldoc -u -f atan2; try typing that in your command line to see what its output looks like. * This command tells you something about the trigonometric function atan2; we’re using it here just as an example of an external command whose output we wish to process.

N"; As you may have guessed by now, this line prints the message Hello, world! At the end of that message is the shortcut \n, which is probably familiar to you if you’ve used another language like C, C++, or Java; it means a newline character. When that’s printed after the message, the print position drops down to the start of the next line, allowing the following shell prompt to appear on a line of its own, rather than being attached to the message. Every line of output should end with a newline character.

Of course, you can access the individual characters when you need to; you’ll see how to do that in later chapters. 35 × 1,025). ‖ Floating-Point Literals A literal is how you represent a value in your Perl source code. A literal is not the result of a calculation or an I/O operation; it’s data that you type directly into your program. Perl’s floating-point literals should look familiar to you. Numbers with and without decimal points are allowed (including an optional plus or minus prefix), as well as tacking on a power-of-10 indicator (exponential notation) with E notation.

Download PDF sample

Rated 4.62 of 5 – based on 43 votes