MongoDB\Driver\ReadConcern::unserialize

错误／异常

• Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
• Throws MongoDB\Driver\Exception\UnexpectedValueException if the properties cannot be unserialized (i.e. serialized was malformed).
• Throws MongoDB\Driver\Exception\InvalidArgumentException if the properties are invalid (e.g. missing fields or invalid values).