17:46:31 Enable Cell Caching using MemoryGZip method<br />17:46:31 Create new PHPExcel object<br />17:46:31 Set properties<br />17:46:31 Add data<br />17:46:31 Hide 'Phone' and 'fax' columns<br />17:46:31 Set outline levels<br />17:46:31 Freeze panes<br />17:46:31 Rows to repeat at top<br />17:46:32 Write to Excel2007 format<br />17:46:34 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.0154 seconds<br />17:46:34 Current memory usage: 24 MB<br />17:46:34 Peak memory usage: 28 MB<br />17:46:34 Done writing file<br />File has been created in /var/www/html/IDEE/vendor/phpoffice/phpexcel/Examples<br />