How can I delete nested array element in a mongodb document with the c# driver

Question

I am new in the MongoDB world and now I am struggling of how can I delete, update element in a nested array field of a document. Here is my sample document:

{
           


        

Answer 1

Solution for C# MongoDB Driver. You can set empty [] the nested array.

var filter = Builders.Filter.Where(mu => mu.Id == "my user id");
var update = Builders.Update.Set(mu => mu.Phones, new List());
_repository.Update(filter, update);