Group Constructs
| Pattern | Description |
|---|---|
(...) | Capture everything enclosed |
(a|b) | Match either a or b |
(?:...) | Match everything enclosed |
(?>...) | Atomic group (non-capturing) |
(?|...) | Duplicate subpattern group number |
(?#...) | Comment |
(?'name'...) | Named Capturing Group |
(?<name>...) | Named Capturing Group |
(?P<name>...) | Named Capturing Group |
(?imsxXU) | Inline modifiers |
(?(DEFINE)...) | Pre-define patterns before using them |
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