Oniguruma is a modern and flexible regular expressions library. It
encompasses features from different regular expression implementations
-that traditionally exist in different languages. It comes close to
-being a complete superset of all regular expression features found
-in other regular expression implementations.
-
-Its features include:
-* Character encoding can be specified per regular expression object.
-* Several regular expression types are supported:
- * Oniguruma (native)
- * POSIX
- * Grep
- * GNU Regex
- * Perl
- * Java
- * Ruby
- * Emacs
+that traditionally exist in different languages.
+
+Character encoding can be specified per regular expression object.
Supported character encodings: