BSON文件到FilterDefinition <Bson> MongoDb c＃驱动程序

Question

How can i convert a BsonDocument to the FilterDefinition<BsonDocument> instance?

It is a class provided by new MongoDb C# driver.

Answer 1

There's an implicit cast between BsonDocument and FilterDefinition . You don't need to convert it:

BsonDocument bsonDocument = new BsonDocument();
FilterDefinition<BsonDocument> filterDefinition = bsonDocument;