10:16:51 Enable Cell Caching using MemoryGZip method<br />10:16:51 Create new PHPExcel object<br />10:16:51 Set properties<br />10:16:51 Add data<br />10:16:51 Hide 'Phone' and 'fax' columns<br />10:16:51 Set outline levels<br />10:16:51 Freeze panes<br />10:16:51 Rows to repeat at top<br />10:16:51 Write to Excel2007 format<br />10:16:52 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.7862 seconds<br />10:16:52 Current memory usage: 20 MB<br />10:16:52 Peak memory usage: 26 MB<br />10:16:52 Done writing file<br />File has been created in /home/ruqwxybg/myprivatedesk.c4-first.ch/vendor/phpoffice/phpexcel/Examples<br />