Simplified regular expression engine for educational purposes. The project is created as part of the introduction to programming course in FMI of Sofia university.
| Regex | Explanation |
|---|---|
| ^ | Asserts position at start of a line |
| . | Matches any character (except for line terminators) |
| * | Matches between zero and unlimited times, as many times as possible, giving back as needed |
| + | Matches between one and unlimited times, as many times as possible, giving back as needed |
| ? | Matches between zero and one times, as many times as possible, giving back as needed |