public function setMultipleMode($multipleMode)
    {
        $this->multipleMode = $multipleMode;

        if ($multipleMode) {
            $this->operator = FilterConfig::OPERATOR_IN;
        }

        return $this;
    }
public function setMultipleMode($multipleMode)
    {
        $this->multipleMode = $multipleMode;

        if ($multipleMode) {
            $this->operator = FilterConfig::OPERATOR_IN;
        }

        return $this;
    }
public function setMultipleMode ( $ multipleMode ) { $ this -> multipleMode = $ multipleMode ; if ( $ multipleMode ) { $ this -> operator = FilterConfig :: OPERATOR_IN ; } return $ this ; }
Enabled multiple mode.
This will switch the selected operator to IN, as any other operator does not work with multiple selections.

@param $multipleMode

@return $this
Enabled multiple mode . This will switch the selected operator to IN as any other operator does not work with multiple selections .