Function p21encode

src/cpp/web-ifc/parsing/string_parsing.cpp:60–88

    }

    void p21encode(std::string_view input, std::ostringstream &output)
    {   
        std::string tmp;
        bool inEncode=false;
        for (char c : input) {
          if (c > 126 || c < 32) { 
            if (!inEncode) 
            {
              inEncode = true;
              tmp=c;
              continue;
            } else {
              tmp+=c;
              continue;
            }
          } else {
            if (inEncode) {
                encodeCharacters(output,tmp);
                inEncode=false;
                tmp.clear();
            } else if (c==39) {
                output << c << c;
                continue;
            }
          }
          output << c;
        }
        if (inEncode) encodeCharacters(output,tmp);
    }

	std::string utf8_from_utf16(const std::u16string& u16str) {
		std::string utf8;