How to remove array element in mongodb?

Question

Here is array structure

contact: {
    phone: [
        {
            number: \"+1786543589455\",
            place: \"New Jersey\",
            createdAt: \         


        

Answer 1

To remove all array elements irrespective of any given id, use this:

collection.update(
  { },
  { $pull: { 'contact.phone': { number: '+1786543589455' } } }
);