10:29:42 Enable Cell Caching using MemoryGZip method<br />10:29:42 Create new PHPExcel object<br />10:29:42 Set properties<br />10:29:42 Add data<br />10:29:42 Hide 'Phone' and 'fax' columns<br />10:29:42 Set outline levels<br />10:29:42 Freeze panes<br />10:29:42 Rows to repeat at top<br />10:29:43 Write to Excel2007 format<br />10:29:45 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7232 seconds<br />10:29:45 Current memory usage: 26 MB<br />10:29:45 Peak memory usage: 30 MB<br />10:29:45 Done writing file<br />File has been created in /home/rrhhutem/public_html/idp-4e/vendor/phpoffice/phpexcel/Examples<br />