nw::operator<
=============

.. doxygenfunction:: operator<(const DiceRoll &lhs, const DiceRoll &rhs)

.. doxygenfunction:: operator<(const Null&, const Null&)

.. doxygenfunction:: operator<(const Resource &lhs, const Resource &rhs)

.. doxygenfunction:: operator<(const Resref &lhs, const Resref &rhs)

.. doxygenfunction:: operator<(const Selector &lhs, const Selector &rhs)