10:57:19 Enable Cell Caching using MemoryGZip method<br />10:57:19 Create new PHPExcel object<br />10:57:19 Set properties<br />10:57:19 Add data<br />10:57:19 Hide 'Phone' and 'fax' columns<br />10:57:19 Set outline levels<br />10:57:19 Freeze panes<br />10:57:19 Rows to repeat at top<br />10:57:20 Write to Excel2007 format<br />10:57:21 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4876 seconds<br />10:57:21 Current memory usage: 17.75 MB<br />10:57:21 Peak memory usage: 20.5 MB<br />10:57:21 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />