public function getReadConcern()
    {
        if ($this->_readConcern !== null) {
            if (is_scalar($this->_readConcern)) {
                $this->_readConcern = new ReadConcern($this->_readConcern);
            }
        }
        return $this->_readConcern;
    }
public function getReadConcern()
    {
        if ($this->_readConcern !== null) {
            if (is_scalar($this->_readConcern)) {
                $this->_readConcern = new ReadConcern($this->_readConcern);
            }
        }
        return $this->_readConcern;
    }
public function getReadConcern ( ) { if ( $ this -> _readConcern !== null ) { if ( is_scalar ( $ this -> _readConcern ) ) { $ this -> _readConcern = new ReadConcern ( $ this -> _readConcern ) ; } } return $ this -> _readConcern ; }
Retuns read concern for this command.
@return ReadConcern|string read concern to be used in this command.
Retuns read concern for this command .