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- 核心类
- MongoDB
MongoDB::getDBRef
(PECL mongo >=0.9.0)
MongoDB::getDBRef — Fetches the document pointed to by a database reference
说明
public MongoDB::getDBRef ( array$ref
) : array
参数
-
ref -
A database reference.
返回值
Returns the document pointed to by the reference.
范例
Example #1 MongoDB::getDBRef() example
Example demonstrating how to get a database reference and what the expected input is.
<?php
$ref = array(
'$ref' => 'profiles',
'$id' => new MongoId('47cc67093475061e3d9536d2')
);
$profile = $db->getDBRef($ref);
?>
See MongoDB::createDBRef() for more information about how to programatically create DB references.
User Contributed Notes
There are no user contributed notes for this page.官方地址：https://www.php.net/manual/en/mongodb.getdbref.php