yii\mongodb\Command::setWriteConcern PHP Method

Sets write concern for this command.

public setWriteConcern ( MongoDB\Driver\WriteConcern \| integer \| string \| null $writeConcern )
$writeConcern	MongoDB\Driver\WriteConcern \| integer \| string \| null	write concern, it can be an instance of [[WriteConcern]] or its scalar mode value, for example: `majority`.

    public function setWriteConcern($writeConcern)
    {
        $this->_writeConcern = $writeConcern;
        return $this;
    }

Command