18:49:11 Enable Cell Caching using MemoryGZip method<br />18:49:11 Create new PHPExcel object<br />18:49:11 Set properties<br />18:49:11 Add data<br />18:49:11 Hide 'Phone' and 'fax' columns<br />18:49:11 Set outline levels<br />18:49:11 Freeze panes<br />18:49:11 Rows to repeat at top<br />18:49:11 Write to Excel2007 format<br />18:49:12 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.6868 seconds<br />18:49:12 Current memory usage: 24 MB<br />18:49:12 Peak memory usage: 28 MB<br />18:49:12 Done writing file<br />File has been created in /var/www/html/elite-cdo/vendor/phpoffice/phpexcel/Examples<br />