A regular expression (shortened as regex or regexp; also referred to as rational expression) is a sequence of characters that specifies a search pattern.

A regular expression (regex or regexp for short) is a special text string for describing a search pattern. You can think of regular expressions as wildcards on steroids.

Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP/PCRE, Python, GO, JavaScript, Java. Features a regex quiz & library.

Regular expressions are patterns used to match character combinations in strings. In JavaScript, regular expressions are also objects. These patterns are used with the exec() and test() methods of...

Regular expression tester with syntax highlighting, PHP / PCRE & JS Support, contextual help... Roll over a match or expression for details. Save & share expressions with others.

If you think of regular expressions as building blocks that you can mix and match as you please, it helps you learn how to write and debug your own patterns but also how to understand patterns written...

Основы / Regular Expressions / RegEx / RegExp.

Regular expressions (called REs, or regexes, or regex patterns) are essentially a tiny, highly specialized programming language embedded inside Python and made available through the re...

Regular expressions are extremely useful in extracting information from text such as code, log files, spreadsheets, or even documents. And while there is a lot of theory behind formal languages...

Short for regular expression , a regex is a string of text that allows you to create patterns that help match, locate, and manage text. Perl is a great example of a programming language that utilizes...

A regular expression is an object that describes a pattern of characters. Regular expressions are used to perform pattern-matching and "search-and-replace" functions on text.

Regular Expression, or regex or regexp in short, is extremely and amazingly powerful in searching and manipulating text strings, particularly in processing text files.

Regular expressions are a language of their own. When you learn a new programming language, they're this little sub-language that makes no sense at first glance. Many times you have to read...

A regular expression (regex) defines a search pattern for strings. The search pattern can be The regex is applied on the text from left to right. Once a source character has been used in a match, it...

Regular expressions. Regular expressions is a powerful way of doing search and replace in strings.