Method fmt

KittyMemoryEx/KittyUtils.cpp:306–327

                    cleaned.push_back(c);
                }
            }
            hex = std::move(cleaned);
        }

        return true;
    }

    std::string String::fmt(const char *fmt, ...)
    {
        if (!fmt)
            return "";

        va_list args;
        va_start(args, fmt);
        int size = vsnprintf(nullptr, 0, fmt, args);
        va_end(args);

        if (size <= 0)
            return "";

        std::string str;
        str.resize(static_cast<size_t>(size));

        va_start(args, fmt);
        vsnprintf(&str[0], static_cast<size_t>(size) + 1, fmt, args);