Method count_digits

Source/Utils/json.hpp:16072–16096

! @brief count digits Count the number of decimal (base 10) digits for an input unsigned integer. @param[in] x unsigned integer number to count its digits @return number of decimal digits */

            @return    number of decimal digits
            */
            inline unsigned int count_digits(number_unsigned_t x) noexcept
            {
                unsigned int n_digits = 1;
                for (;;)
                {
                    if (x < 10)
                    {
                        return n_digits;
                    }
                    if (x < 100)
                    {
                        return n_digits + 1;
                    }
                    if (x < 1000)
                    {
                        return n_digits + 2;
                    }
                    if (x < 10000)
                    {
                        return n_digits + 3;
                    }
                    x = x / 10000u;
                    n_digits += 4;
                }
            }

            /*!
            @brief dump an integer