10:03:59 Enable Cell Caching using MemoryGZip method<br />10:03:59 Create new PHPExcel object<br />10:03:59 Set properties<br />10:03:59 Add data<br />10:03:59 Hide 'Phone' and 'fax' columns<br />10:03:59 Set outline levels<br />10:03:59 Freeze panes<br />10:03:59 Rows to repeat at top<br />10:04:00 Write to Excel2007 format<br />10:04:01 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.9577 seconds<br />10:04:01 Current memory usage: 16 MB<br />10:04:01 Peak memory usage: 22 MB<br />10:04:01 Done writing file<br />File has been created in /var/www/minirev/vendor/phpoffice/phpexcel/Examples<br />