MongoDB\DeleteResult::getDeletedCount()

定义

MongoDB\DeleteResult::getDeletedCount()

返回已删除的文档数。

function getDeletedCount(): integer

仅当写入已确认时才应调用此方法。

Return Values

已删除的文档数量。

错误/异常

MongoDB\Exception\BadMethodCallException if this method is called and the write operation used an unacknowledged write concern.

另请参阅

• MongoDB\Driver\WriteResult::getDeletedCount()