00:46:19 Enable Cell Caching using MemoryGZip method<br />00:46:19 Create new PHPExcel object<br />00:46:19 Set properties<br />00:46:19 Add data<br />00:46:19 Hide 'Phone' and 'fax' columns<br />00:46:19 Set outline levels<br />00:46:19 Freeze panes<br />00:46:19 Rows to repeat at top<br />00:46:21 Write to Excel2007 format<br />00:46:23 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.8006 seconds<br />00:46:23 Current memory usage: 20 MB<br />00:46:23 Peak memory usage: 26 MB<br />00:46:23 Done writing file<br />File has been created in /home/gazipur/ray.gazipurcity.com/vendor/phpoffice/phpexcel/Examples<br />