16:11:13 Enable Cell Caching using MemoryGZip method<br />16:11:13 Create new PHPExcel object<br />16:11:13 Set properties<br />16:11:13 Add data<br />16:11:13 Hide 'Phone' and 'fax' columns<br />16:11:13 Set outline levels<br />16:11:13 Freeze panes<br />16:11:13 Rows to repeat at top<br />16:11:14 Write to Excel2007 format<br />16:11:16 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.3643 seconds<br />16:11:16 Current memory usage: 20 MB<br />16:11:16 Peak memory usage: 26 MB<br />16:11:16 Done writing file<br />File has been created in /var/www/html2/old_icheckinventory/vendor/phpoffice/phpexcel/Examples<br />