Linq - check condition in where clause if field can be null

Question

I have question - how to check condition in where clause even when item has no reference?

Most basic way - I am checking field from my Class, which can be null. When I j

Answer 1

can you do

var soldOutProducts = from p in list
                      where !string.IsNullOrEmpty(p.destinataire) and
                            p.destinataire.StartsWith("D")
                      select p;