21:41:42 Enable Cell Caching using MemoryGZip method<br />21:41:42 Create new PHPExcel object<br />21:41:42 Set properties<br />21:41:42 Add data<br />21:41:42 Hide 'Phone' and 'fax' columns<br />21:41:42 Set outline levels<br />21:41:42 Freeze panes<br />21:41:42 Rows to repeat at top<br />21:41:43 Write to Excel2007 format<br />21:41:47 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.2664 seconds<br />21:41:47 Current memory usage: 22 MB<br />21:41:47 Peak memory usage: 26 MB<br />21:41:47 Done writing file<br />File has been created in /home/invista/public_html/soporteti/vendor/phpoffice/phpexcel/Examples<br />