This program implements a regular expression transition generator using Java. The engine creates a Nondeterministic Finite Automata (NFA) from user supplied Regular Expressions in postfixed notation.

The String.split methods can be very convenient for easily splitting a provided String based on a provided regular expression String. The only trick is figuring out a regular expression token to use ...

What is a Regular Expression? A regular expression (or regex for short) is a sequence of characters that forms a search pattern. These expressions are helpful when we want to validate input from a ...

The first half of this tutorial introduced you to regular expressions and the Regex API. You learned about the Pattern class, then worked through examples demonstrating regex constructs, from basic ...