18:54:16 Enable Cell Caching using MemoryGZip method<br />18:54:16 Create new PHPExcel object<br />18:54:16 Set properties<br />18:54:16 Add data<br />18:54:16 Hide 'Phone' and 'fax' columns<br />18:54:16 Set outline levels<br />18:54:16 Freeze panes<br />18:54:16 Rows to repeat at top<br />18:54:17 Write to Excel2007 format<br />18:54:19 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.3273 seconds<br />18:54:19 Current memory usage: 24 MB<br />18:54:19 Peak memory usage: 28 MB<br />18:54:19 Done writing file<br />File has been created in /home/linkto/public_html/vendor/phpoffice/phpexcel/Examples<br />