309 #if U_SHOW_CPLUSPLUS_API
418 const UChar *pattern, int32_t patternLength,
485 const UChar *prop, int32_t propLength,
486 const UChar *value, int32_t valueLength,
519 UChar* result, int32_t resultCapacity,
520 UBool escapeUnprintable,
863 UChar* str, int32_t strCapacity,