int32_t indexOfAnyRulePrefix() const;
double matchToDelimiter(const UnicodeString& text, int32_t startPos, double baseValue,
const UnicodeString& delimiter, ParsePosition& pp, const NFSubstitution* sub,
int32_t indexOfAnyRulePrefix() const;
double matchToDelimiter(const UnicodeString& text, int32_t startPos, double baseValue,
const UnicodeString& delimiter, ParsePosition& pp, const NFSubstitution* sub,