Feature: Character Class Intersection
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Character Class Intersection allows you to indicate that only characters that are in bothcharacter classes should match.
Syntax
NOTE: The following syntax is an example based on some of the supported engines. For specific engine support, seeEngines.
[…&&…]— Matches any character that is in both the left- and right-hand sets of&&.
Engines
| Engine | Supported |
|---|---|
| Perl | ✔ |
| PCRE | ❌ |
| Boost.Regex | ❌ |
| .NET | ❌ |
| Oniguruma | ✔ |
| Hyperscan | ❌ |
| ICU | ✔ |
| Glib/GRegex | ❌ |
| ECMAScript | ❌ |
See Also
- Character Classes
- Posix Character Classes
- Negated Posix Character Classes
- Collating Elements
- Equivalence Classes
- Character Class Escapes
- Line Endings Escape
- Character Property Escapes
- Character Class Nested Set
- Character Class Union
- Character Class Subtraction
- Character Class Symmetric Difference
- Character Class Complement