09:20:27 Create new PHPExcel object<br />09:20:27 Set properties<br />09:20:27 Add data<br />09:20:27 Hide 'Phone' and 'fax' columns<br />09:20:27 Set outline levels<br />09:20:27 Freeze panes<br />09:20:27 Rows to repeat at top<br />09:20:27 Write to Excel2007 format<br />09:20:27 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.2072 seconds<br />09:20:27 Current memory usage: 20 MB<br />09:20:27 Peak memory usage: 24 MB<br />09:20:27 Done writing file<br />File has been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples<br />