public function setOperator($pOperator = self::AUTOFILTER_COLUMN_RULE_EQUAL) {
		if (empty($pOperator))
			$pOperator = self::AUTOFILTER_COLUMN_RULE_EQUAL;
		if ((!in_array($pOperator,self::$_operators)) &&
			(!in_array($pOperator,self::$_topTenValue))) {
			throw new PHPExcel_Exception('Invalid operator for column AutoFilter Rule.');
		}
		$this->_operator = $pOperator;

		return $this;
	}
public function setOperator($pOperator = self::AUTOFILTER_COLUMN_RULE_EQUAL) {
		if (empty($pOperator))
			$pOperator = self::AUTOFILTER_COLUMN_RULE_EQUAL;
		if ((!in_array($pOperator,self::$_operators)) &&
			(!in_array($pOperator,self::$_topTenValue))) {
			throw new PHPExcel_Exception('Invalid operator for column AutoFilter Rule.');
		}
		$this->_operator = $pOperator;

		return $this;
	}
public function setOperator ( $ pOperator = self :: AUTOFILTER_COLUMN_RULE_EQUAL ) { if ( empty ( $ pOperator ) ) $ pOperator = self :: AUTOFILTER_COLUMN_RULE_EQUAL ; if ( ( ! in_array ( $ pOperator , self :: $ _operators ) ) && ( ! in_array ( $ pOperator , self :: $ _topTenValue ) ) ) { throw new PHPExcel_Exception ( 'Invalid operator for column AutoFilter Rule.' ) ; } $ this -> _operator = $ pOperator ; return $ this ; }
Set AutoFilter Rule Operator

@param	string		$pOperator
@throws	PHPExcel_Exception
@return PHPExcel_Worksheet_AutoFilter_Column_Rule
Set AutoFilter Rule Operator