18:03:29 Enable Cell Caching using MemoryGZip method<br />18:03:29 Create new PHPExcel object<br />18:03:29 Set properties<br />18:03:29 Add data<br />18:03:29 Hide 'Phone' and 'fax' columns<br />18:03:29 Set outline levels<br />18:03:29 Freeze panes<br />18:03:29 Rows to repeat at top<br />18:03:29 Write to Excel2007 format<br />18:03:31 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4086 seconds<br />18:03:31 Current memory usage: 16.75 MB<br />18:03:31 Peak memory usage: 19.5 MB<br />18:03:31 Done writing file<br />File has been created in /home/warsawapcp/backup/restaurantmanager.pl.old/vendor/phpoffice/phpexcel/Examples<br />