09:11:06 Enable Cell Caching using MemoryGZip method<br />09:11:06 Create new PHPExcel object<br />09:11:06 Set properties<br />09:11:06 Add data<br />09:11:06 Hide 'Phone' and 'fax' columns<br />09:11:06 Set outline levels<br />09:11:06 Freeze panes<br />09:11:06 Rows to repeat at top<br />09:11:09 Write to Excel2007 format<br />09:11:10 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.2762 seconds<br />09:11:10 Current memory usage: 22 MB<br />09:11:10 Peak memory usage: 26 MB<br />09:11:10 Done writing file<br />File has been created in /home/imevent/public_html/backup/vendor/phpoffice/phpexcel/Examples<br />