12:48:05 Create new PHPExcel object<br />12:48:05 Set properties<br />12:48:05 Add data<br />12:48:05 Hide 'Phone' and 'fax' columns<br />12:48:05 Set outline levels<br />12:48:05 Freeze panes<br />12:48:05 Rows to repeat at top<br />12:48:06 Write to Excel2007 format<br />12:48:07 File written to 06largescale.xlsx<br />Call time to write Workbook was 1.1285 seconds<br />12:48:07 Current memory usage: 20 MB<br />12:48:07 Peak memory usage: 22 MB<br />12:48:07 Done writing file<br />File has been created in /home/gazipur/ray.gazipurcity.com/vendor/phpoffice/phpexcel/Examples<br />