09:37:27 Enable Cell Caching using MemoryGZip method<br />09:37:27 Create new PHPExcel object<br />09:37:27 Set properties<br />09:37:27 Add data<br />09:37:27 Hide 'Phone' and 'fax' columns<br />09:37:27 Set outline levels<br />09:37:27 Freeze panes<br />09:37:27 Rows to repeat at top<br />09:37:28 Write to Excel2007 format<br />09:37:29 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7083 seconds<br />09:37:29 Current memory usage: 27.25 MB<br />09:37:29 Peak memory usage: 30 MB<br />09:37:29 Done writing file<br />File has been created in /home/rrhhutem/public_html/idp-3g/vendor/phpoffice/phpexcel/Examples<br />