.. _exhale_class_classopentelemetry_1_1metrics_1_1Counter:

Template Class Counter
======================

- Defined in :ref:`file__home_docs_checkouts_readthedocs.org_user_builds_labhas-opentelemetry-cpp_checkouts_latest_api_include_opentelemetry_metrics_sync_instruments.h`


Inheritance Relationships
-------------------------

Base Type
*********

- ``public opentelemetry::metrics::SynchronousInstrument``


Derived Types
*************

- ``public opentelemetry::metrics::NoopCounter< T >`` (:ref:`exhale_class_classopentelemetry_1_1metrics_1_1NoopCounter`)
- ``public opentelemetry::sdk::metrics::DoubleCounter`` (:ref:`exhale_class_classopentelemetry_1_1sdk_1_1metrics_1_1DoubleCounter`)
- ``public opentelemetry::sdk::metrics::LongCounter`` (:ref:`exhale_class_classopentelemetry_1_1sdk_1_1metrics_1_1LongCounter`)


Class Documentation
-------------------


.. doxygenclass:: opentelemetry::metrics::Counter
   :project: OpenTelemetry C++
   :members:
   :protected-members:
   :undoc-members: