安装dotnet
https://download.visualstudio.microsoft.com/download/pr/474a078c-f415-4bae-8571-2fe8ea37ed51/a8ac1fe825f63411c375633bd98205c4/dotnet-sdk-5.0.302-win-x64.exe
启动vscode,在扩展中安装:
运行dotnet -h
新建项目:dotnet new console -o e:\filepath\
dotnet run
编写好代码后,运行dotnet run测试