04:36:06 Enable Cell Caching using MemoryGZip method<br />04:36:06 Create new PHPExcel object<br />04:36:06 Set properties<br />04:36:06 Add data<br />04:36:06 Hide 'Phone' and 'fax' columns<br />04:36:06 Set outline levels<br />04:36:06 Freeze panes<br />04:36:06 Rows to repeat at top<br />04:36:07 Write to Excel2007 format<br />04:36:08 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5138 seconds<br />04:36:08 Current memory usage: 17.75 MB<br />04:36:08 Peak memory usage: 20.5 MB<br />04:36:08 Done writing file<br />File has been created in /home/factovizjh/podcast/vendor/phpoffice/phpexcel/Examples<br />