Function IsFloat

rapidjson/document.h:985–990

Checks whether a number is a float (possible lossy).

    // Checks whether a number is a float (possible lossy).
    bool IsFloat() const  {
        if ((data_.f.flags & kDoubleFlag) == 0)
            return false;
        double d = GetDouble();
        return d >= -3.4028234e38 && d <= 3.4028234e38;
    }
    // Checks whether a number can be losslessly converted to a float.
    bool IsLosslessFloat() const {
        if (!IsNumber()) return false;