Regular expression - Wikipedia, the free encyclopedia
In computing, regular expressions, also referred to as regex or regexp, provide a concise and flexible means for identifying strings of text, such as particular characters, words ...
Perl Compatible Regular Expressions - Wikipedia, the free encyclopedia
Perl Compatible Regular Expressions (PCRE) is a regular expression C library inspired by Perl 's external interface, written by Philip Hazel. PCRE's syntax is much more powerful ...
Regular Expression HOWTO
This document is an introductory tutorial to using regular expressions in Python with the re module. It provides a gentler introduction than the corresponding section in the ...
Javascript regular expression
When the regular expression will remain constant, use this for better performance. ... A regular expression pattern is composed of simple characters, such as /abc/, or ...
Regular Expressions
Regular Expressions are one of the more difficult to understand parts of the Javascript language. This series of tutorials will take you step by step through how regular ...
A Tao of Regular Expressions
Regular expressions explained in three levels: easy, medium, and difficult. Numerous examples. ... A regular expression is a formula for matching strings that ...
perlre - Perl regular expressions
DESCRIPTION. This page describes the syntax of regular expressions in Perl. For a description of how to use regular expressions in matching operations, plus various examples of the ...
8.2. re — Regular expression operations — Python v2.6.4 ...
8.2. re — Regular expression operations ¶ This module provides regular expression matching operations similar to those found in Perl. Both patterns and strings to be searched ...
4.2.1 Regular Expression Syntax
A regular expression (or RE) specifies a set of strings that matches it; the ... both 'foo' and 'foobar', while the regular expression foo$ matches only 'foo' ...
RegexAdvice
RegexAdvice offers answers to regular expression questions. ... If you would like to have your own blog and gallery, simply signup. If you are already a member, and would like your ...