Return the ReadConcern for the Manager

# MongoDB\Driver\Manager::getReadConcern

(mongodb >=1.1.0)

MongoDB\Driver\Manager::getReadConcern — Return the ReadConcern for the Manager

### Descrierea

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

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.

### Parametri

Această funcție nu are parametri.

### Valorile întoarse

The MongoDB\Driver\ReadConcern for the Manager.

### Erori/Excepții

- Emite MongoDB\Driver\Exception\InvalidArgumentException în cazul erorilor la interpretarea argumentelor.

### Exemple

Example #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());
?>`

Exemplul de mai sus va afișa ceva similar cu:

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

### A se vedea și

- MongoDB\Driver\ReadConcern
- MongoDB\Driver\Manager::__construct() - Create new MongoDB Manager