14:09:30 Create new PHPExcel object
14:09:30 Set document properties
14:09:30 Add some data
14:09:30 Sum of Range #1 is 23
14:09:30 Sum of Range #2 is 33
14:09:30 Sum of both Ranges is 56
14:09:30 Minimum value in either Range is 3
14:09:30 Maximum value in either Range is 17
14:09:30 Average value of both Ranges is 9.333333333333334
14:09:30 Rename worksheet
14:09:30 Write to Excel2007 format
Fatal error: Uncaught Error: Class 'ZipArchive' not found in /home/www/html/aginmk/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:227
Stack trace:
#0 /home/www/html/aginmk/vendor/phpoffice/phpexcel/Examples/03formulas.php(119): PHPExcel_Writer_Excel2007->save('/home/www/html/...')
#1 {main}
thrown in /home/www/html/aginmk/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 227