International PHP Conference 2019 - Spring Edition

MongoDB\Driver\Server::getLatency

(mongodb >=1.0.0)

MongoDB\Driver\Server::getLatencyReturns the latency of this server

说明

final public string MongoDB\Driver\Server::getLatency ( void )

Returns the latency of this server (i.e. the client's measured » round trip time of an ismaster command).

参数

此函数没有参数。

返回值

Returns the latency of this server.

错误/异常

范例

Example #1 MongoDB\Driver\Server::getLatency() example

<?php

$manager 
= new MongoDB\Driver\Manager("mongodb://localhost:27017/");

$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_PRIMARY);
$server $manager->selectServer($rp);

var_dump($server->getLatency());

?>

以上例程的输出类似于:

int(592)

参见

add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top