09:18:55 Enable Cell Caching using MemoryGZip method<br />09:18:55 Create new PHPExcel object<br />09:18:55 Set properties<br />09:18:55 Add data<br />09:18:55 Hide 'Phone' and 'fax' columns<br />09:18:55 Set outline levels<br />09:18:55 Freeze panes<br />09:18:55 Rows to repeat at top<br />09:18:57 Write to Excel2007 format<br />09:18:58 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7389 seconds<br />09:18:58 Current memory usage: 27 MB<br />09:18:58 Peak memory usage: 30 MB<br />09:18:58 Done writing file<br />File has been created in /home/www/mavensolutions.net/metro_tax/vendor/phpoffice/phpexcel/Examples<br />