.. _exhale_variable_group__mrpt__obs__grp_1gadb178dac4d2b5d9bf36494107fb380e0:

Variable mrpt::obs::INVALID_LANDMARK_ID
=======================================

- Defined in :ref:`file_include_mrpt_obs_CObservation.h`


Variable Documentation
----------------------


.. doxygenvariable:: mrpt::obs::INVALID_LANDMARK_ID
   :project: mrpt_obs Doxygen Project