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完整的PHP代碼塊如何看起來像在集合中返回最後插入的對象?這是我的功能,但它不返回適當的對象。PHP Mongo - 查找集合中的最後一個對象
# Create connection instance
$this->mongo = new MongoClient($connection_string);
# Select database
$this->database = $this->mongo->selectDB($database_name);
public function get_last($given_collection){
$collection = $this->database->selectCollection($given_collection);
$data_object = $collection->find()->sort(array("id"=>1));
return $data_object;
}