01:31:48 Enable Cell Caching using MemoryGZip method<br />01:31:48 Create new PHPExcel object<br />01:31:48 Set properties<br />01:31:48 Add data<br />01:31:48 Hide 'Phone' and 'fax' columns<br />01:31:48 Set outline levels<br />01:31:48 Freeze panes<br />01:31:48 Rows to repeat at top<br />01:31:53 Write to Excel2007 format<br />01:31:57 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 4.6775 seconds<br />01:31:57 Current memory usage: 23.75 MB<br />01:31:57 Peak memory usage: 26.5 MB<br />01:31:57 Done writing file<br />File has been created in /var/www/html/lmsold/vendor/phpoffice/phpexcel/Examples<br />