(mongodb >=1.0.0)
MongoDB\Driver\ReadPreference::getMode — 返回 ReadPreference 的“mode”选项
此函数没有参数。
返回 ReadPreference 的“mode”选项。
示例 #1 MongoDB\Driver\ReadPreference::getMode() 示例
<?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());
?>上面的示例将输出
int(1) int(5) int(2) int(6) int(10)