23:04:27 Enable Cell Caching using MemoryGZip method<br />23:04:27 Create new PHPExcel object<br />23:04:27 Set properties<br />23:04:27 Add data<br />23:04:27 Hide 'Phone' and 'fax' columns<br />23:04:27 Set outline levels<br />23:04:27 Freeze panes<br />23:04:27 Rows to repeat at top<br />23:04:29 Write to Excel2007 format<br />23:04:33 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 4.2123 seconds<br />23:04:33 Current memory usage: 22 MB<br />23:04:33 Peak memory usage: 22 MB<br />23:04:33 Done writing file<br />File has been created in /home/slabiakcqp/remontujac/sklep/vendor/phpoffice/phpexcel/Examples<br />