13:47:48 Enable Cell Caching using MemoryGZip method<br />13:47:48 Create new PHPExcel object<br />13:47:48 Set properties<br />13:47:48 Add data<br />13:47:48 Hide 'Phone' and 'fax' columns<br />13:47:48 Set outline levels<br />13:47:48 Freeze panes<br />13:47:48 Rows to repeat at top<br />13:47:49 Write to Excel2007 format<br />13:47:53 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.6700 seconds<br />13:47:53 Current memory usage: 20 MB<br />13:47:53 Peak memory usage: 26 MB<br />13:47:53 Done writing file<br />File has been created in /home/gazipur/ray.gazipurcity.com/vendor/phpoffice/phpexcel/Examples<br />