Regex Capture Groups Inspector & Tester Online
Visualize numbered ($1, $2) and named (?<name>) regex capture groups with exact string slices and match index offsets.
Key Technical Capabilities
- Named Group MappingShows key-value mappings for (?<year>\d{4}) syntax.
- Boundary HighlightingColor codes matched spans in the test string.
How to Inspect Capture Groups
- Enter Pattern with GroupsType regex containing parentheses.
- Inspect Group TableReview extracted group table below.
Frequently Asked Questions
- Are non-capturing groups (?:) excluded?
- Yes, non-capturing groups are properly omitted from group tables.