01:19:19 Create new PHPExcel object<br />01:19:19 Set properties<br />01:19:19 Add data<br />01:19:19 Hide 'Phone' and 'fax' columns<br />01:19:19 Set outline levels<br />01:19:19 Freeze panes<br />01:19:19 Rows to repeat at top<br />01:19:20 Write to Excel2007 format<br />01:19:20 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.6147 seconds<br />01:19:20 Current memory usage: 24.75 MB<br />01:19:20 Peak memory usage: 28.25 MB<br />01:19:20 Done writing file<br />File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />