03:57:32 Create new PHPExcel object
03:57:32 Set document properties
03:57:32 Add some data
03:57:32 Sum of Range #1 is 23
03:57:32 Sum of Range #2 is 33
03:57:32 Sum of both Ranges is 56
03:57:32 Minimum value in either Range is 3
03:57:32 Maximum value in either Range is 17
03:57:32 Average value of both Ranges is 9.333333333333334
03:57:32 Rename worksheet
03:57:32 Write to Excel2007 format
Warning: ZipArchive::close(): Failure to create temporary file: Permission denied in /var/www/tlt/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 398
Fatal error: Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not close zip file /var/www/tlt/vendor/phpoffice/phpexcel/Examples/03formulas.xlsx.' in /var/www/tlt/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:399
Stack trace:
#0 /var/www/tlt/vendor/phpoffice/phpexcel/Examples/03formulas.php(119): PHPExcel_Writer_Excel2007->save('/var/www/tlt/ve...')
#1 {main}
thrown in /var/www/tlt/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 399