Php/docs/mongodb-driver-manager.getwriteconcern
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MongoDB\Driver\Manager::getWriteConcern
(mongodb >=1.0.0)
MongoDB\Driver\Manager::getWriteConcern — Return the WriteConcern for the Manager
说明
final public MongoDB\Driver\Manager::getWriteConcern ( ) : MongoDB\Driver\WriteConcern
Returns the MongoDB\Driver\WriteConcern for the Manager, which is derived from its URI options. This is the default write concern for writes and commands executed on the Manager.
参数
此函数没有参数。
范例
Example #1 MongoDB\Driver\Manager::getWriteConcern() example
<?php$manager = new MongoDB\Driver\Manager('mongodb://localhost:27017');var_dump($manager->getWriteConcern());$manager = new MongoDB\Driver\Manager('mongodb://localhost:27017/?w=majority&wtimeoutMS=2000');var_dump($manager->getWriteConcern());?>
以上例程的输出类似于:
object(MongoDB\Driver\WriteConcern)#2 (0) { } object(MongoDB\Driver\WriteConcern)#1 (2) { ["w"]=> string(8) "majority" ["wtimeout"]=> int(2000) }