Php/docs/mongodb-driver-readpreference.getmaxstalenessseconds

• PHP Manual
• MongoDB\Driver\ReadPreference
• Returns the ReadPreference's "maxStalenessSeconds" option

MongoDB\Driver\ReadPreference::getMaxStalenessSeconds

(mongodb >=1.2.0)

MongoDB\Driver\ReadPreference::getMaxStalenessSeconds — Returns the ReadPreference's "maxStalenessSeconds" option

说明

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

参数

此函数没有参数。

返回值

Returns the ReadPreference's "maxStalenessSeconds" option. If no max staleness has been specified, MongoDB\Driver\ReadPreference::NO_MAX_STALENESS will be returned.

错误／异常

• Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.

范例

Example #1 MongoDB\Driver\ReadPreference::getMaxStalenessSeconds() example

<?php$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_SECONDARY);var_dump($rp->getMaxStalenessSeconds());$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_SECONDARY, null, [    'maxStalenessSeconds' => MongoDB\Driver\ReadPreference::NO_MAX_STALENESS,]);var_dump($rp->getMaxStalenessSeconds());$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_SECONDARY, null, [    'maxStalenessSeconds' => MongoDB\Driver\ReadPreference::SMALLEST_MAX_STALENESS_SECONDS,]);var_dump($rp->getMaxStalenessSeconds());$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_SECONDARY, null, [    'maxStalenessSeconds' => 1000,]);var_dump($rp->getMaxStalenessSeconds());?>

以上例程会输出：

int(-1)
int(-1)
int(90)
int(1000)

参见

• » Read Preference reference