00:43:00 Enable Cell Caching using MemoryGZip method<br />00:43:00 Create new PHPExcel object<br />00:43:00 Set properties<br />00:43:00 Add data<br />00:43:00 Hide 'Phone' and 'fax' columns<br />00:43:00 Set outline levels<br />00:43:00 Freeze panes<br />00:43:00 Rows to repeat at top<br />00:43:00 Write to Excel2007 format<br />00:43:02 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3096 seconds<br />00:43:02 Current memory usage: 23.25 MB<br />00:43:02 Peak memory usage: 26.75 MB<br />00:43:02 Done writing file<br />File has been created in /home/kapishop/public_html/invoices_app/vendor/phpoffice/phpexcel/Examples<br />