00:51:20 Create new PHPExcel object<br />00:51:20 Set properties<br />00:51:20 Add data<br />00:51:20 Hide 'Phone' and 'fax' columns<br />00:51:20 Set outline levels<br />00:51:20 Freeze panes<br />00:51:20 Rows to repeat at top<br />00:51:21 Write to Excel2007 format<br />00:51:22 File written to 06largescale.xlsx<br />Call time to write Workbook was 1.1607 seconds<br />00:51:22 Current memory usage: 29.25 MB<br />00:51:22 Peak memory usage: 32.25 MB<br />00:51:22 Done writing file<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />