303 #if U_SHOW_CPLUSPLUS_API
412 const UChar *pattern, int32_t patternLength,
479 const UChar *prop, int32_t propLength,
480 const UChar *value, int32_t valueLength,
513 UChar* result, int32_t resultCapacity,
514 UBool escapeUnprintable,
857 UChar* str, int32_t strCapacity,