.. index:: pair: namespace; std .. _doxid-namespacestd: namespace std ============= .. toctree:: :hidden: struct_std_hash.rst struct_std_hash-2.rst struct_std_hash-3.rst .. ref-code-block:: cpp :class: doxyrest-overview-code-block namespace std { // structs template <> struct :ref:`hash`; template <> struct :ref:`hash`; template <> struct :ref:`hash`; } // namespace std