19:13:31 Enable Cell Caching using MemoryGZip method<br />19:13:31 Create new PHPExcel object<br />19:13:31 Set properties<br />19:13:31 Add data<br />19:13:31 Hide 'Phone' and 'fax' columns<br />19:13:31 Set outline levels<br />19:13:31 Freeze panes<br />19:13:31 Rows to repeat at top<br />19:13:32 Write to Excel2007 format<br />19:13:35 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.4303 seconds<br />19:13:35 Current memory usage: 24 MB<br />19:13:35 Peak memory usage: 28 MB<br />19:13:35 Done writing file<br />File has been created in /home/linkto/public_html/vendor/phpoffice/phpexcel/Examples<br />