19:41:28 Enable Cell Caching using MemoryGZip method<br />19:41:28 Create new PHPExcel object<br />19:41:28 Set properties<br />19:41:28 Add data<br />19:41:28 Hide 'Phone' and 'fax' columns<br />19:41:28 Set outline levels<br />19:41:28 Freeze panes<br />19:41:28 Rows to repeat at top<br />19:41:28 Write to Excel2007 format<br />19:41:29 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.6900 seconds<br />19:41:29 Current memory usage: 22 MB<br />19:41:29 Peak memory usage: 26 MB<br />19:41:29 Done writing file<br />File has been created in /var/www/html/elite-san-francisco/vendor/phpoffice/phpexcel/Examples<br />