Function Utf16ToUtf8

exporter/src/utils/StringHelper.cpp:266–272

}

std::string Utf16ToUtf8(const char16_t* u16str) {
  if (u16str == nullptr) {
    return "";
  }
  QString qString = QString::fromUtf16(u16str);
  return qString.toUtf8().toStdString();
}

std::u16string Utf8ToUtf16(const std::string& u8str) {
  std::u16string u16str;