MongoDB\Driver\ReadConcern::getLevel
(mongodb >=1.0.0)
MongoDB\Driver\ReadConcern::getLevel — Returns the ReadConcern's "level" option
설명
final public string|null MongoDB\Driver\ReadConcern::getLevel
( void
)
인수
이 함수는 인수가 없습니다.
반환값
Returns the ReadConcern's "level" option.
오류/예외
- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
예제
Example #1 MongoDB\Driver\ReadConcern::getLevel() example
<?php
$rc = new MongoDB\Driver\ReadConcern();
var_dump($rc->getLevel());
$rc = new MongoDB\Driver\ReadConcern(MongoDB\Driver\ReadConcern::LOCAL);
var_dump($rc->getLevel());
$rc = new MongoDB\Driver\ReadConcern(MongoDB\Driver\ReadConcern::MAJORITY);
var_dump($rc->getLevel());
?>
위 예제의 출력:
NULL string(5) "local" string(8) "majority"
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