01:01:31 Create new PHPExcel object
01:01:31 Set document properties
01:01:31 Add some data
01:01:31 Define named ranges
01:01:31 Rename named ranges
01:01:31 Rename worksheet
01:01:31 Create new Worksheet object
01:01:31 Add some data
01:01:31 Resolve range
Cell B1 {=PersonFN}: Maarten
Cell B3 {=PersonFN & " " & PersonLN}: Maarten Balliauw
Cell Person!B1:
Fatal error: Uncaught Error: Call to a member function getCell() on null in /var/www/html/advancia_ci/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php:1164 Stack trace: #0 /var/www/html/advancia_ci/vendor/phpoffice/phpexcel/Examples/19namedrange.php(99): PHPExcel_Worksheet->getCell('PERSON!B1') #1 {main} thrown in /var/www/html/advancia_ci/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php on line 1164