Language,Variants,Compilers,Extensions
C/C++,"C89, C99, C11, C++98, C++03, C++11, C++14, C++17","Clang (and clang-cl [1]_) extensions (up to Clang 8.0),

GNU extensions (up to GCC 8.3), 

Microsoft extensions (up to VS 2019),

Arm Compiler 5.0 [2]_.","``.cpp``, ``.c++``, ``.cxx``, ``.hpp``, ``.hh``, ``.h++``, ``.hxx``, ``.c``, ``.cc``, ``.h``"
C#,C# up to 7.3. with .NET up to 4.8 [3]_.,"Microsoft Visual Studio up to 2019, 

.NET Core up to 2.2","``.sln``, ``.csproj``, ``.cs``, ``.cshtml``, ``.xaml``"
COBOL,ANSI 85 or newer [4]_.,Not applicable,"``.cbl``, ``.CBL``, ``.cpy``, ``.CPY``, ``.copy``, ``.COPY``"
Go (aka Golang), "Go up to 1.13", "Go 1.11 or more recent", ``.go``
Java,"Java 6 to 12 [5]_.","javac (OpenJDK and Oracle JDK),

Eclipse compiler for Java (ECJ) [6]_.",``.java``
JavaScript,ECMAScript 2019 or lower,Not applicable,"``.js``, ``.jsx``, ``.mjs``, ``.es``, ``.es6``, ``.htm``, ``.html``, ``.xhm``, ``.xhtml``, ``.vue``, ``.json``, ``.yaml``, ``.yml``, ``.raml``, ``.xml`` [7]_."
Python,"2.7, 3.5, 3.6, 3.7",Not applicable,``.py``
TypeScript [8]_.,"2.6-3.5",Standard TypeScript compiler,"``.ts``, ``.tsx``"