08:21:05 Create new PHPExcel object
08:21:05 Set document properties
08:21:05 Add some data
08:21:05 Sum of Range #1 is 23
08:21:05 Sum of Range #2 is 33
08:21:05 Sum of both Ranges is 56
08:21:05 Minimum value in either Range is 3
08:21:05 Maximum value in either Range is 17
08:21:05 Average value of both Ranges is 9.3333333333333
08:21:05 Rename worksheet
08:21:05 Write to Excel2007 format
Fatal error: Uncaught Error: Class 'ZipArchive' not found in /var/www/html/cont.megaconstruct.ro/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:220
Stack trace:
#0 /var/www/html/cont.megaconstruct.ro/vendor/phpoffice/phpexcel/Examples/03formulas.php(119): PHPExcel_Writer_Excel2007->save('/var/www/html/c...')
#1 {main}
thrown in /var/www/html/cont.megaconstruct.ro/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 220