CodeQL for C#
=============

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   introduce-libraries-csharp
   dataflow

These topics provide an overview of the CodeQL libraries for C# and show examples of how to use them.

-  `Basic C# query <https://lgtm.com/help/lgtm/console/ql-csharp-basic-example>`__ describes how to write and run queries using LGTM.

-  :doc:`Introducing the CodeQL libraries for C# <introduce-libraries-csharp>` introduces the standard libraries used to write queries for C# code.

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   <!-- Working with generic types and methods(generics) - how to query generic types and methods. -->

-  :doc:`Tutorial: Analyzing data flow in C# <dataflow>` demonstrates how to write queries using the standard data flow and taint tracking libraries for C#.


Other resources
---------------

-  For examples of how to query common C# elements, see the `C# cookbook <https://help.semmle.com/wiki/display/CBCSHARP>`__.
-  For the queries used in LGTM, display a `C# query <https://lgtm.com/search?q=language%3Acsharp&t=rules>`__ and click **Open in query console** to see the code used to find alerts.
-  For more information about the library for C# see the `CodeQL library for C# <https://help.semmle.com/qldoc/csharp>`__.