Php/docs/mongodb-driver-readpreference.getmode

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

MongoDB\Driver\ReadPreference::getMode

(mongodb >=1.0.0)

MongoDB\Driver\ReadPreference::getMode — Returns 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

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

范例

Example #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

• MongoDB\Driver\ReadPreference::getModeString() - Returns the ReadPreference's "mode" option as a string
• » Read Preference reference