Php/docs/mongocollection.getwriteconcern
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MongoCollection::getWriteConcern
(PECL mongo >=1.5.0)
MongoCollection::getWriteConcern — Get the write concern for this collection
说明
public MongoCollection::getWriteConcern ( ) : array
参数
此函数没有参数。
返回值
This function returns an array describing the write concern. The array contains the values w
for an integer acknowledgement level or string mode, and wtimeout
denoting the maximum number of milliseconds to wait for the server to satisfy the write concern.
范例
Example #1 MongoCollection::getWriteConcern() return value example
<?php$mc = new MongoClient('mongodb://localhost:27017', array('wTimeoutMS' => 500));$coll = $mc->selectCollection('test', 'foo');var_dump($coll->getWriteConcern());$coll->setWriteConcern(1, 1000);var_dump($coll->getWriteConcern());?>
以上例程会输出:
array(2) { ["w"]=> int(1) ["wtimeout"]=> int(500) } array(2) { ["w"]=> int(1) ["wtimeout"]=> int(1000) }
参见
- The write concern documentation.
- MongoCollection::setWriteConcern() - Set the write concern for this database