Regular Expressions Tutorial
A regular expression, regex or regexp (sometimes called a rational expression) is a sequence of characters that define a search pattern. Usually such patterns are used by string searching algorithms for "find" or "find and replace" operations on strings, or for input validation. It is a technique developed in theoretical computer science and formal language theory.
Topic covered:
Regular Expressions - Introduction
Regular Expressions - Basic Symbols (2:3)
Regular Expressions - Extended syntax (3:46)
Regular Expressions - Regex and finite state automata (6:15)
Regular Expressions - Bigger example (8:47)
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Course Created by: UC Computer Science Education
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License: Creative Commons Attribution license (reuse allowed)
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