17:42:24 Create new PHPExcel object<br />17:42:24 Set properties<br />17:42:24 Add data<br />17:42:24 Hide 'Phone' and 'fax' columns<br />17:42:24 Set outline levels<br />17:42:24 Freeze panes<br />17:42:24 Rows to repeat at top<br />17:42:24 Write to Excel2007 format<br />17:42:26 File written to 06largescale.xlsx<br />Call time to write Workbook was 1.6429 seconds<br />17:42:26 Current memory usage: 31.75 MB<br />17:42:26 Peak memory usage: 35.25 MB<br />17:42:26 Done writing file<br />File has been created in D:\wwwroot\yx\base_admin_welcome_new_student\vendor\phpoffice\phpexcel\Examples<br />