02:20:46 Enable Cell Caching using MemoryGZip method<br />02:20:46 Create new PHPExcel object<br />02:20:46 Set properties<br />02:20:46 Add data<br />02:20:46 Hide 'Phone' and 'fax' columns<br />02:20:46 Set outline levels<br />02:20:46 Freeze panes<br />02:20:46 Rows to repeat at top<br />02:20:47 Write to Excel2007 format<br />02:20:48 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.0694 seconds<br />02:20:48 Current memory usage: 27 MB<br />02:20:48 Peak memory usage: 30 MB<br />02:20:48 Done writing file<br />File has been created in /var/www/mciweb/vendor/phpoffice/phpexcel/Examples<br />