MongoDB\Driver\Manager::getReadConcern

Return the ReadConcern for the Manager

説明

final public MongoDB\Driver\ReadConcern MongoDB\Driver\Manager::getReadConcern()

Returns the MongoDB\Driver\ReadConcern for the Manager, which is derived from its URI options. This is the default read concern for queries and commands executed on the Manager.

パラメータ

この関数にはパラメータはありません。

戻り値

The MongoDB\Driver\ReadConcern for the Manager.

エラー / 例外

Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.

例

例1 MongoDB\Driver\Manager::getReadConcern example

<?php

$manager = new MongoDB\Driver\Manager('mongodb://localhost:27017');
var_dump($manager->getReadConcern());

$manager = new MongoDB\Driver\Manager('mongodb://localhost:27017/?readConcernLevel=local');
var_dump($manager->getReadConcern());

?>

上の例の出力は、たとえば以下のようになります。

object(MongoDB\Driver\ReadConcern)#2 (0) {
}
object(MongoDB\Driver\ReadConcern)#1 (1) {
  ["level"]=>
  string(5) "local"
}

参考

MongoDB\Driver\ReadConcern
MongoDB\Driver\Manager::__construct