02:02:03 Enable Cell Caching using MemoryGZip method<br />02:02:03 Create new PHPExcel object<br />02:02:03 Set properties<br />02:02:03 Add data<br />02:02:03 Hide 'Phone' and 'fax' columns<br />02:02:03 Set outline levels<br />02:02:03 Freeze panes<br />02:02:03 Rows to repeat at top<br />02:02:05 Write to Excel2007 format<br />02:02:07 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.1167 seconds<br />02:02:07 Current memory usage: 27 MB<br />02:02:07 Peak memory usage: 30 MB<br />02:02:07 Done writing file<br />File has been created in /home/www/mavensolutions.net/metro_tax/vendor/phpoffice/phpexcel/Examples<br />