func Contains(list []bson.ObjectId, id bson.ObjectId) bool {
	for _, item := range list {
		if item == id {
			return true
		}
	}

	return false
}
func Contains(list []bson.ObjectId, id bson.ObjectId) bool {
	for _, item := range list {
		if item == id {
			return true
		}
	}

	return false
}
func Contains ( list [ ] bson . ObjectId , id bson . ObjectId ) bool { for _ , item := range list { if item == id { return true } } return false }
// Contains returns true if a list of object ids contains the specified id.
Contains returns true if a list of object ids contains the specified id .