13:21:11 Enable Cell Caching using MemoryGZip method<br />13:21:11 Create new PHPExcel object<br />13:21:11 Set properties<br />13:21:11 Add data<br />13:21:11 Hide 'Phone' and 'fax' columns<br />13:21:11 Set outline levels<br />13:21:11 Freeze panes<br />13:21:11 Rows to repeat at top<br />13:21:12 Write to Excel2007 format<br />13:21:13 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.2010 seconds<br />13:21:13 Current memory usage: 24 MB<br />13:21:13 Peak memory usage: 28 MB<br />13:21:13 Done writing file<br />File has been created in /home/icitaqp/public_html/vendor/phpoffice/phpexcel/Examples<br />