03:01:15 Enable Cell Caching using MemoryGZip method<br />03:01:15 Create new PHPExcel object<br />03:01:15 Set properties<br />03:01:15 Add data<br />03:01:15 Hide 'Phone' and 'fax' columns<br />03:01:15 Set outline levels<br />03:01:15 Freeze panes<br />03:01:15 Rows to repeat at top<br />03:01:16 Write to Excel2007 format<br />03:01:18 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.2220 seconds<br />03:01:18 Current memory usage: 24 MB<br />03:01:18 Peak memory usage: 28 MB<br />03:01:18 Done writing file<br />File has been created in /home/boapp/public_html/vendor/phpoffice/phpexcel/Examples<br />