16:15:52 Enable Cell Caching using MemoryGZip method<br />16:15:52 Create new PHPExcel object<br />16:15:52 Set properties<br />16:15:52 Add data<br />16:15:52 Hide 'Phone' and 'fax' columns<br />16:15:52 Set outline levels<br />16:15:52 Freeze panes<br />16:15:52 Rows to repeat at top<br />16:15:53 Write to Excel2007 format<br />16:15:56 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.7211 seconds<br />16:15:56 Current memory usage: 28 MB<br />16:15:56 Peak memory usage: 30.75 MB<br />16:15:56 Done writing file<br />File has been created in /var/www/html/duhasyariah/vendor/phpoffice/phpexcel/Examples<br />