Regular Expression
Tài liệu Dive Into Python-Chapter 7. Regular Expressions doc
... 7. Regular Expressions Regular expressions are a powerful and standardized way of searching, replacing, and parsing text with complex patterns of characters. If you've used regular expressions ... allows you to do this with something called verbose regular expressions. A verbose regular expression is different from a compact regular expression in two ways: Whitespac...
Ngày tải lên: 14/12/2013, 14:15
Tài liệu Regular Expressions Cookbook, 2nd Edition docx
... trivial regular expressions. All regular expression flavors in this book, except JavaScript, offer an alternative regular expression syntax that makes it very easy to clearly comment your regular expressions. You ... advantage of these regular expression features to provide the users of their applications the ability to search or filter through their data using a regular ex...
Ngày tải lên: 16/02/2014, 13:20
Tài liệu Introducing Regular Expressions doc
... implementations of regular expressions. You will find regular expressions used in Unix command-line tools like vi (vim), grep, and sed, among others. You will find regular expressions in programming ... a regular expression before. If you are new to regular expressions or programming, this book is a good place to start. In other words, I am writing for the reader who has heard of...
Ngày tải lên: 18/02/2014, 06:20
Báo cáo khoa học: "Describing Syntax with Star-Free Regular Expressions" ppt
... full regular expressions, its parsing is sometimes inefficient (Tapanainen, 1997); many FSIG constraint au- tomata can reduce ambiguity only after they have scanned the whole sentence. Regular expressions ... as long as we allow unrestricted use of regular expressions. A complementary view is to analyze the prop- erties of languages described by FSIG regular expressions. We can carry...
Ngày tải lên: 08/03/2014, 21:20
o'reilly - mastering regular expressions 2nd edition
... 17:11 4Chapter 1: Introduction to Regular Expressions Regular Expressions as a Language Unless you’ve had some experience with regular expressions, you won’t under- stand the regular expression !ˆ( From;Subject ... problem, but one with regular expression support can make the job substantially easier. Regular expressions ar e the key to powerful, flexible, and efficient text pro...
Ngày tải lên: 25/03/2014, 10:50
o'reilly - mastering regular expressions in java 2nd edition
... requir ed when regular expressions are provided as Java string literals. For example, !\n " in the table must be written as "\\n" as a Java string. See “Strings as Regular Expr essions” ... only ASCII characters. • Lookahead constructs can employ arbitrary regular expressions, but look- behind is restricted to subexpressions whose possible matches are finite in length. Thi...
Ngày tải lên: 25/03/2014, 10:50
Regular Expression Pocket Reference, 2nd Edition pot
... conditional, and control (continued) Sequence Meaning Regular Expression Pocket Reference Perl 5.8 | 21 Regular Expression Operators Perl provides the built-in regular expression operators qr//, m//,ands///, ... è; as well as e. Regular Expression Cookbook This section contains simple versions of common regular expression patterns. You may need to adjust them to meet your...
Ngày tải lên: 28/03/2014, 10:20