更新文件

var client = new MongoClient（“mongodb：// localhost：27017”）; var database = client.GetDatabase（test）; var collection = database.GetCollection <Interactions>（Interactions）;

var update = MongoDB.Driver .Builders .Update.Set（s => s.SiteName，New Example）;

collection.FindOneAndUpdate（s => s.SiteName ==Example，update）;