21:35:33 Enable Cell Caching using MemoryGZip method<br />21:35:33 Create new PHPExcel object<br />21:35:33 Set properties<br />21:35:33 Add data<br />21:35:33 Hide 'Phone' and 'fax' columns<br />21:35:33 Set outline levels<br />21:35:33 Freeze panes<br />21:35:33 Rows to repeat at top<br />21:35:34 Write to Excel2007 format<br />21:35:35 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7187 seconds<br />21:35:35 Current memory usage: 26 MB<br />21:35:35 Peak memory usage: 30 MB<br />21:35:35 Done writing file<br />File has been created in /home/rrhhutem/public_html/idp-3e/vendor/phpoffice/phpexcel/Examples<br />