PHP - Manual: MongoDB\Driver\BulkWrite::count
2024-11-14
(mongodb >=1.0.0)
MongoDB\Driver\BulkWrite::count — Count number of write operations in the bulk
Returns the number of write operations added to the MongoDB\Driver\BulkWrite object.
此函数没有参数。
Returns number of write operations added to the MongoDB\Driver\BulkWrite object.
版本 | 说明 |
---|---|
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. |
示例 #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));
?>
以上例程会输出:
int(4)
官方地址:https://www.php.net/manual/en/mongodb-driver-bulkwrite.count.php