Xamarin.Forms.Visual.Material.targets

<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
    <Target Name="ValidateTargetFrameworkVersionForMaterial" BeforeTargets="CoreCompile" Condition="'$(XFDisableTargetFrameworkValidation)' != 'True'">
        <PropertyGroup>
            <MinTargetFrameworkVersionForMaterial>9.0</MinTargetFrameworkVersionForMaterial>
            <TargetFrameworkVersionWithoutV>$(TargetFrameworkVersion.TrimStart('vV'))</TargetFrameworkVersionWithoutV>
        </PropertyGroup> 
        <Error Code="XFVM001"  Condition="$(TargetFrameworkVersionWithoutV) &lt; $(MinTargetFrameworkVersionForMaterial)"  Text="Target Framework Version is currently $(TargetFrameworkVersion) and must be greater than or equal to v$(MinTargetFrameworkVersionForMaterial) in order to use Material on Android."   />  
    </Target>
</Project>