By Jeffrey E. F. Friedl
Regular expressions are a really robust device for manipulating textual content and information. they're now regular positive aspects in quite a lot of languages and renowned instruments, together with Perl, Python, Ruby, Java, VB.NET and C# (and any language utilizing the .NET Framework), Hypertext Preprocessor, and MySQL.
if you happen to don't use commonplace expressions but, you can find during this booklet an entire new global of mastery over your facts. if you happen to already use them, you'll get pleasure from this book's unparalleled aspect and breadth of assurance. should you imagine you recognize all you want to find out about commonplace expressions, this e-book is a gorgeous eye-opener.
As this ebook indicates, a command of standard expressions is a useful ability. average expressions let you code complicated and refined textual content processing that you simply by no means imagined will be automatic. average expressions can prevent time and aggravation. they are often used to craft based ideas to a variety of difficulties. as soon as you've mastered usual expressions, they'll turn into a useful a part of your toolkit. you'll ask yourself the way you ever received by means of with no them.
but regardless of their huge availability, flexibility, and remarkable energy, usual expressions are usually underutilized. but what's strength within the arms of knowledgeable might be fraught with peril for the unwary. Mastering usual Expressions might help you navigate the minefield to turning into a professional and assist you optimize your use of normal expressions.
Mastering standard Expressions, 3rd variation, now encompasses a complete bankruptcy dedicated to Hypertext Preprocessor and its strong and expressive suite of normal expression capabilities, as well as superior Hypertext Preprocessor insurance within the critical "core" chapters. additionally, this variation has been up-to-date all through to mirror advances in different languages, together with multiplied in-depth insurance of Sun's java.util.regex package deal, which has emerged because the average Java regex implementation.Topics include:
* A comparability of good points between diverse types of many languages and tools
* How the general expression engine works
* Optimization (major discounts on hand here!)
* Matching simply what you will have, yet no longer what you don't want
* Sections and chapters on person languages
Written within the lucid, exciting tone that makes a fancy, dry subject turn into crystal-clear to programmers, and sprinkled with ideas to advanced real-world difficulties, Mastering commonplace Expressions, 3rd version deals a wealth info for you to positioned to instant use.
Reviews of this re-creation and the second one edition:
"There isn't a greater (or extra priceless) publication to be had on common expressions."
--Zak Greant, dealing with Director, eZ Systems
"A actual tour-de-force of a ebook which not just covers the mechanics of regexes in remarkable element but in addition talks approximately potency and using regexes in Perl, Java, and .NET...If you employ ordinary expressions as a part of your specialist paintings (even when you have already got a very good ebook on no matter what language you're programming in) i'd strongly suggest this ebook to you."
--Dr. Chris Brown, Linux Format
"The writer does an excellent activity major the reader from regex amateur to grasp. The ebook is intensely effortless to learn and chock jam-packed with precious and suitable examples...Regular expressions are worthwhile instruments that each developer must have of their toolbox. Mastering usual Expressions is the definitive advisor to the topic, and an excellent source that belongs on each programmer's bookshelf. Ten out of Ten Horseshoes."
--Jason Menard, Java Ranch