Method to_string

src/fl/stl/json.h:673–673

Serialization - now delegates to native implementation

    // Serialization - now delegates to native implementation
    fl::string to_string() const FL_NOEXCEPT { return to_string_native(); }
    
    // Native serialization (without external libraries)
    fl::string to_string_native() const FL_NOEXCEPT;