BSONObj obj = BSON("name" << "John" << "age" << 23); BSONElement nameElement = obj.getField("name"); std::string name = nameElement.valuestr();
BSONObj obj = BSON("name" << "John" << "age" << 23); BSONElement ageElement = obj.getField("age"); BSONType ageType = ageElement.type();
BSONObj obj = BSON("name" << "John" << "age" << 23); bool hasEmail = obj.hasField("email");This code creates a BSON document and checks if it has a "email" field. Package library: MongoDB C++ driver Overall, the BSONElement class is an important part of the MongoDB C++ driver package library and provides a convenient way to work with binary-encoded data in C++ programs.