# regex_detection_engine.cpp

**Stand:** 5. Dezember 2025  
**Version:** 1.0.0  
**Kategorie:** Src

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Path: `src/utils/regex_detection_engine.cpp`

Purpose: Regex based detectors for PII and pattern matching utilities.

Public functions / symbols:
- ``
- `for (const auto& [hint, type] : field_name_hints_) {`
- `for (const auto& flag : pattern_node["flags"]) {`
- `for (const auto& hint : pattern_node["field_hints"]) {`
- `if (type != PIIType::UNKNOWN) {`
- `if (flag == "icase") {`
- `for (char c : number) {`
- `if (digit > 9) {`
- `std::unique_ptr<IPIIDetectionEngine> createRegexEngine() {`
- `std::lock_guard<std::mutex> lock(mutex_);`
- `loadEmbeddedDefaults();`