Unity 5 uses the Roslyn compiler to support C # 7

The
• Unity 2017 option uses the new mono compiler, which supports. NET 4.6 and C # 6, while solving bugs while optimizing code.
• Unity 5 can use the Community Open source scenario: Https://bitbucket.org/alexzzzz/unity-c-5.0-and-6.0-integration/overview
• Trial in Unity 5.5.4:
  • csharp70support 3.2.3 (for Net 4.6) failed to compile properly.
  • csharp70support 2.0.5 using Roslyn success:
    • extract the csharp70support directory to the Asse The location where the TS is tied.
    • Import csharp70support\csharp70support.unitypackage .
    • to restart unity.
    • (optional) Create the assets\csharpcompilerwrapper.rsp file, adding the compilation options that are required for projects such as -unsafe .
    • (optional) Download the upgrade Roslyn version: Roslyn 2.0.0.61501 , or replace the files in Csharp70support\roslyn yourself.
    • (optional) running Csharp70support\ngen Install.cmd can slightly improve compilation performance. The
  • Rider supports this plugin and can be switched automatically. NET version.
• Unity 5.5.4 's own mono can also support C # 6, adding a line to the mcs.rsp file: -langversion:6 .

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Unity 5 uses the Roslyn compiler to support C # 7