MongoDB\Driver\BulkWrite::count
(mongodb >=1.0.0)
MongoDB\Driver\BulkWrite::count — Count number of write operations in the bulk
Descrierea
public MongoDB\Driver\BulkWrite::count
(
) : int
Returns the number of write operations added to the MongoDB\Driver\BulkWrite object.
Parametri
Această funcție nu are parametri.
Valorile întoarse
Returns number of write operations added to the MongoDB\Driver\BulkWrite object.
Erori/Excepții
- Emite MongoDB\Driver\Exception\InvalidArgumentException în cazul erorilor la interpretarea argumentelor.
Istoricul schimbărilor
| Versiune | Descriere |
|---|---|
| PECL mongodb 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. |
Exemple
Example #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));
?>
Exemplul de mai sus va afișa:
int(4)
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