00:59:11 Enable Cell Caching using MemoryGZip method<br />00:59:11 Create new PHPExcel object<br />00:59:11 Set properties<br />00:59:11 Add data<br />00:59:11 Hide 'Phone' and 'fax' columns<br />00:59:11 Set outline levels<br />00:59:11 Freeze panes<br />00:59:11 Rows to repeat at top<br />00:59:11 Write to Excel2007 format<br />00:59:13 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4651 seconds<br />00:59:13 Current memory usage: 20 MB<br />00:59:13 Peak memory usage: 24 MB<br />00:59:13 Done writing file<br />File has been created in /var/www/html/preuc/vendor/phpoffice/phpexcel/Examples<br />