06:21:17 Create new PHPExcel object
06:21:17 Set document properties
06:21:17 Add some data
06:21:17 Set column widths
06:21:17 Add conditional formatting
06:21:17 Duplicate the conditional formatting across a range of cells
06:21:17 Set fonts
06:21:17 Set header/footer
06:21:17 Set page orientation and size
06:21:17 Rename worksheet
06:21:17 Write to Excel2007 format

Fatal error: Uncaught Error: Class 'ZipArchive' not found in /var/www/html/planc/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:220 Stack trace: #0 /var/www/html/planc/vendor/phpoffice/phpexcel/Examples/08conditionalformatting.php(163): PHPExcel_Writer_Excel2007->save('/var/www/html/p...') #1 {main} thrown in /var/www/html/planc/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 220