21:37:11 Create new PHPExcel object<br />21:37:11 Set properties<br />21:37:11 Add data<br />21:37:11 Hide 'Phone' and 'fax' columns<br />21:37:11 Set outline levels<br />21:37:11 Freeze panes<br />21:37:11 Rows to repeat at top<br />21:37:12 Write to Excel2007 format<br />21:37:13 File written to 06largescale.xlsx<br />Call time to write Workbook was 1.2723 seconds<br />21:37:13 Current memory usage: 29.25 MB<br />21:37:13 Peak memory usage: 32.25 MB<br />21:37:13 Done writing file<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />