08:37:11 Enable Cell Caching using MemoryGZip method<br />08:37:11 Create new PHPExcel object<br />08:37:11 Set properties<br />08:37:11 Add data<br />08:37:11 Hide 'Phone' and 'fax' columns<br />08:37:11 Set outline levels<br />08:37:11 Freeze panes<br />08:37:11 Rows to repeat at top<br />08:37:12 Write to Excel2007 format<br />08:37:13 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5185 seconds<br />08:37:13 Current memory usage: 17.25 MB<br />08:37:13 Peak memory usage: 20 MB<br />08:37:13 Done writing file<br />File has been created in /home/factovizjh/legitrack/vendor/phpoffice/phpexcel/Examples<br />