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PHP - Manual: MongoDB\Driver\ReadPreference::getMode

2024-11-15

MongoDB\Driver\ReadPreference::getMode

(mongodb >=1.0.0)

MongoDB\Driver\ReadPreference::getModeReturns the ReadPreference's "mode" option

说明

final public MongoDB\Driver\ReadPreference::getMode(): int

参数

此函数没有参数。

返回值

Returns the ReadPreference's "mode" option.

错误/异常

范例

示例 #1 MongoDB\Driver\ReadPreference::getMode() example

<?php

$rp 
= new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_PRIMARY);
var_dump($rp->getMode());

$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_PRIMARY_PREFERRED);
var_dump($rp->getMode());

$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_SECONDARY);
var_dump($rp->getMode());

$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_SECONDARY_PREFERRED);
var_dump($rp->getMode());

$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_NEAREST);
var_dump($rp->getMode());

?>

以上例程会输出:

int(1)
int(5)
int(2)
int(6)
int(10)

参见

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官方地址:https://www.php.net/manual/en/mongodb-driver-readpreference.getmode.php

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