dbcontext - Does entity framework provide the functionality to update one graph with another dirty graph -

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is there method updatecomplexobject in entityframework (6)? have write method myself?

i want method modify/delete/add graph returned zoo.animals(), new graph newsetofanimals.

animals newsetofanimals = getnewsetofanimalsmock();  zoocontext _db = new zoocontext(); // inherits db context zoo zoo = _db.zoo().include(x=>x.animals).first();   _db.updatecomplexobject(zoo.animals(),newsetofanimals);   _db.savechanges(); //the database should consistent after method newsetofanimals graph


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