Deprecated: Optional parameter $keys declared before required parameter $cms_id is implicitly treated as a required parameter in /home/www/dev/work/class/blog/CmsKey.php on line 75

Deprecated: Creation of dynamic property lvesu\lvesu\controller\blog\php::$title is deprecated in /home/www/dev/work/website/lvesu/class/controller/blog/php.php on line 28

Deprecated: Creation of dynamic property lvesu\lvesu\controller\blog\php::$outlink is deprecated in /home/www/dev/work/website/lvesu/template/blog/cms/php.manual.tpl on line 2

Deprecated: Creation of dynamic property lvesu\lvesu\controller\blog\php::$status is deprecated in /home/www/dev/work/website/lvesu/template/blog/index.head.php on line 2
PHP - Manual: MongoDB\Driver\ReadConcern::getLevel - 互联网笔记

略微加速

PHP官方手册 - 互联网笔记

PHP - Manual: MongoDB\Driver\ReadConcern::getLevel

2025-04-27

MongoDB\Driver\ReadConcern::getLevel

(mongodb >=1.0.0)

MongoDB\Driver\ReadConcern::getLevelReturns the ReadConcern's "level" option

说明

final public MongoDB\Driver\ReadConcern::getLevel(): ?string

参数

此函数没有参数。

返回值

Returns the ReadConcern's "level" option.

错误/异常

示例

示例 #1 MongoDB\Driver\ReadConcern::getLevel() example

<?php

$rc
= new MongoDB\Driver\ReadConcern();
var_dump($rc->getLevel());

$rc = new MongoDB\Driver\ReadConcern(MongoDB\Driver\ReadConcern::LOCAL);
var_dump($rc->getLevel());

$rc = new MongoDB\Driver\ReadConcern(MongoDB\Driver\ReadConcern::MAJORITY);
var_dump($rc->getLevel());

?>

以上示例会输出:

NULL
string(5) "local"
string(8) "majority"
添加备注

用户贡献的备注

此页面尚无用户贡献的备注。

官方地址:https://www.php.net/manual/en/mongodb-driver-readconcern.getlevel.php

北京半月雨文化科技有限公司.版权所有 京ICP备12026184号-3