.. _iter_concept:

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meta::iter_concept
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Defined in header ``<mgs/meta/iter_concept.hpp>``.

.. code-block:: cpp

   template <typename I>
   struct iter_concept;

Pre-C++20 implementation of the `ITER_CONCEPT <https://timsong-cpp.github.io/cppwp/iterator.concepts#general>`__ helper type.

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This helper type is used when defining higher-level concepts.