how to filter list which is inside List of class using linq?

Question

class A
{
    List<Package> productPackages;
}


static void Main(string[] args)
    {
        List<A> mainProductListing;
    }

How can I filter mainProductListing.productPacakge where productPackage.fileName="somefile.msi" usin Linq?

Answer 1

var list = mainProductListing.Where(t=>t.productPackages.Any(s=>s.fileName == "somefile.msi"));