(mongodb >=1.0.0)
MongoDB\Driver\ReadPreference::getMode — Returns the ReadPreference's "mode" option
This function has been DEPRECATED as of extension version 1.20.0 and will be removed in 2.0. Applications should use MongoDB\Driver\ReadPreference::getModeString() instead.
此函数没有参数。
Returns the ReadPreference's "mode" option.
示例 #1 MongoDB\Driver\ReadPreference::getMode() example
<?php
$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::PRIMARY);
var_dump($rp->getMode());
$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::PRIMARY_PREFERRED);
var_dump($rp->getMode());
$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::SECONDARY);
var_dump($rp->getMode());
$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::SECONDARY_PREFERRED);
var_dump($rp->getMode());
$rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::NEAREST);
var_dump($rp->getMode());
?>以上示例会输出：
int(1) int(5) int(2) int(6) int(10)