This video explains the matching process to choose between alternative subpatterns, depending upon the result of the assertion. Regular expressions are a pattern of the characters which provide the foundation for pattern matching functionality.
CodeCondo is an aspiring community for developers, designers, and business people. Codecondo aims to explore, collect, as well as share useful news, tutorials, tips, resources and tools, on design, development and other inspirational topics. We expect that everyone will find something here that is useful and interesting.