Php/docs/mongodb-driver-readconcern.construct
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MongoDB\Driver\ReadConcern::__construct
(mongodb >=1.0.0)
MongoDB\Driver\ReadConcern::__construct — Create a new ReadConcern
Description
final public MongoDB\Driver\ReadConcern::__construct
([ string $level
] )
Constructs a new MongoDB\Driver\ReadConcern, which is an immutable value object.
Parameters
level- The » read concern level. You may use, but are not limited to, one of the class constants.
Errors/Exceptions
- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
Examples
Example #1 MongoDB\Driver\ReadConcern::__construct() example
<?php/* Unspecified read isolation level (uses the server's default behavior) */$rc = new MongoDB\Driver\ReadConcern();/* Request read isolation from a single replica set node */$rc = new MongoDB\Driver\ReadConcern(MongoDB\Driver\ReadConcern::LOCAL);/* Request read isolation from a majority of the replica set nodes */$rc = new MongoDB\Driver\ReadConcern(MongoDB\Driver\ReadConcern::MAJORITY);?>
