Recall which grouping construct fits extraction, structure, context, and backreference use.
Data vs structure Capturing group or noncapturing group? Default to noncapturing unless a consumer needs the value. Named group When should a capture be named? Name it when the captured value has business meaning or feeds downstream code. Names make extraction resilient to structural edits and easier to review. Lookaround temptation Can I use lookbehind to avoid capturing this prefix? The prefix is a simple delimiter before the value. Your line Use lookbehind only if the context assertion is clearer and supported in our engine; a capture or split may be more portable. Lookarounds can make simple extraction less portable…
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