Function is_number_float

native/thirdpart/json/json.hpp:16828–16831

! @brief return whether value is a floating-point number This function returns true if and only if the JSON value is a floating-point number. This excludes signed and unsigned integer values. @return `true` if type is a floating-point number, `false` otherwise. @complexity Constant. @exceptionsafety No-throw guarantee: this member function never throws exceptions.

    @since version 1.0.0
    */
    constexpr bool is_number_float() const noexcept
    {
        return m_type == value_t::number_float;
    }

    /*!
    @brief return whether value is an object