14:00:06 Create new PHPExcel object
14:00:06 Set document properties
14:00:06 Add some data
14:00:06 Rename worksheet
14:00:06 Write to Excel2007 format

Warning: unlink(/var/www/deploy/2017-10-31_15:18:21/vendor/phpoffice/phpexcel/Examples/01simplePCLZip.xlsx): Permission denied in /var/www/deploy/2017-10-31_15:18:21/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 229
14:00:06 File written to 01simplePCLZip.xlsx
Call time to write Workbook was 0.0278 seconds
14:00:06 Current memory usage: 7 MB
14:00:06 Peak memory usage: 7.5 MB
14:00:06 Done writing files
Files have been created in /var/www/deploy/2017-10-31_15:18:21/vendor/phpoffice/phpexcel/Examples