MongoDB C# - Getting BsonDocument for an Element that doesn't exist

Question

So I have a BsonDocument b (let\'s say it has FirstName, LastName, Age), which you could access as b[\"FirstName\"], etc...

If I try to do b[\"asdfasdf\"] (which doesn\'

Answer 1

Try the Contains method:

var b = new BsonDocument();
var exists = b.Contains("asdfasdf");