17:05:09 Enable Cell Caching using MemoryGZip method<br />17:05:09 Create new PHPExcel object<br />17:05:09 Set properties<br />17:05:09 Add data<br />17:05:09 Hide 'Phone' and 'fax' columns<br />17:05:09 Set outline levels<br />17:05:09 Freeze panes<br />17:05:09 Rows to repeat at top<br />17:05:09 Write to Excel2007 format<br />17:05:11 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3628 seconds<br />17:05:11 Current memory usage: 24 MB<br />17:05:11 Peak memory usage: 28 MB<br />17:05:11 Done writing file<br />File has been created in /var/www/html/backup_20221122/admin/app/libs/PHPExcel/Examples<br />