protected function validateTableName($tableName = null)
    {
        $tableName = $tableName === null ? $this->tableName : $tableName;

        if ($tableName === null) {
            throw new DbExporterException('Table name is null');
        }

        return $tableName;
    }
protected function validateTableName($tableName = null)
    {
        $tableName = $tableName === null ? $this->tableName : $tableName;

        if ($tableName === null) {
            throw new DbExporterException('Table name is null');
        }

        return $tableName;
    }
protected function validateTableName ( $ tableName = null ) { $ tableName = $ tableName === null ? $ this -> tableName : $ tableName ; if ( $ tableName === null ) { throw new DbExporterException ( 'Table name is null' ) ; } return $ tableName ; }
Validate table name in parameter and in class property

@param string|null $tableName table name

@return null|string

@throws \ViKon\DbExporter\Exception\DbExporterException
Validate table name in parameter and in class property