Pattern matching is the process of searching text to identify matches, or strings that match a regex’s pattern. Java supports pattern matching via its Regex API.

Java SE 14 (March 2020) introduced a limited form of pattern matching as a preview feature, which becomes a permanent feature in Java SE 16 (March 2021).

You learned about the Pattern class, then worked through examples demonstrating regex constructs, from basic pattern matching with literal strings to more complex matches using ranges, boundary ...