Regular expressions

Jeffrey Friedla Regular Expressions Book will open up a secret of high performance. Carefully thought out regular expressions will help avoid long hours of tedious work and solve problems in 15 seconds. We have become the standard opportunity in many programming languages ​​and popular software products, including Perl, PHP, Java, Python, Ruby, MySQL, VB.NET, C # (and other .NET platform languages), regular expressions will allow you to automate complex and thin text processing.
In the third edition included information about PHR and its powerful regular expression mechanism. In addition, updated and supplemented information about other programming languages, including an extended and in-depth description of the Java.util.Regex package Sun, while special attention is paid to differences between Java 1.4.2 and Java 1.5 / 1.6. The principle of operation of the mechanism of regular expressions is considered, the functionality of various programming languages ​​and tools is compared, optimization is discussed in detail, which gives the main savings of time! You will learn how to properly design regular expressions for a wide variety of situations and can immediately use the proposed answers to develop elegant and economical practical solutions to a wide range of problems. In addition, the author demonstrates the most common mistakes and shows how to avoid them