11:37:20 Enable Cell Caching using MemoryGZip method<br />11:37:20 Create new PHPExcel object<br />11:37:20 Set properties<br />11:37:20 Add data<br />11:37:20 Hide 'Phone' and 'fax' columns<br />11:37:20 Set outline levels<br />11:37:20 Freeze panes<br />11:37:20 Rows to repeat at top<br />11:37:21 Write to Excel2007 format<br />11:37:22 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.9413 seconds<br />11:37:22 Current memory usage: 24 MB<br />11:37:22 Peak memory usage: 28 MB<br />11:37:22 Done writing file<br />File has been created in /var/www/html/Bimo/vendor/phpoffice/phpexcel/Examples<br />