MongoDB\Driver\BulkWrite::count
(mongodb >=1.0.0)
MongoDB\Driver\BulkWrite::count — Count number of write operations in the bulk
Описание
public int MongoDB\Driver\BulkWrite::count
( void
)
Returns the number of write operations added to the MongoDB\Driver\BulkWrite object.
Список параметров
У этой функции нет параметров.
Возвращаемые значения
Returns number of write operations added to the MongoDB\Driver\BulkWrite object.
Ошибки
- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
Список изменений
| Версия | Описание |
|---|---|
| 1.2.0 | Returns the number of write operations added to the MongoDB\Driver\BulkWrite object. Earlier versions returned the expected number of client-to-server roundtrips required to execute all write operations. |
Примеры
Пример #1 MongoDB\Driver\BulkWrite::count() example
<?php
$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['_id' => 1, 'x' => 1]);
$bulk->insert(['_id' => 2, 'x' => 2]);
$bulk->update(['x' => 2], ['$set' => ['x' => 1]]);
$bulk->delete(['x' => 1]);
var_dump(count($bulk));
?>
Результат выполнения данного примера:
int(4)
Коментарии
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