Directory.Build.targets

<Project>
  <PropertyGroup>
    <!-- Assign these values at the end of the project after TargetFramework has been assigned. TargetFramework is not assigned yet in Directory.Build.props. -->
    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp2.0' ">$(MicrosoftNETCoreApp20PackageVersion)</RuntimeFrameworkVersion>
    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp2.2' ">$(MicrosoftNETCoreApp22PackageVersion)</RuntimeFrameworkVersion>
    <NETStandardImplicitPackageVersion Condition=" '$(TargetFramework)' == 'netstandard2.0' ">$(NETStandardLibrary20PackageVersion)</NETStandardImplicitPackageVersion>
  </PropertyGroup>
</Project>