21:23:49 Enable Cell Caching using MemoryGZip method<br />21:23:49 Create new PHPExcel object<br />21:23:49 Set properties<br />21:23:49 Add data<br />21:23:49 Hide 'Phone' and 'fax' columns<br />21:23:49 Set outline levels<br />21:23:49 Freeze panes<br />21:23:49 Rows to repeat at top<br />21:23:49 Write to Excel2007 format<br />21:23:51 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.6602 seconds<br />21:23:51 Current memory usage: 20 MB<br />21:23:51 Peak memory usage: 26 MB<br />21:23:51 Done writing file<br />File has been created in /home/fasttech/gymbrain.fasttechsoft.com/vendor/phpoffice/phpexcel/Examples<br />