15:59:14 Enable Cell Caching using MemoryGZip method<br />15:59:14 Create new PHPExcel object<br />15:59:14 Set properties<br />15:59:14 Add data<br />15:59:14 Hide 'Phone' and 'fax' columns<br />15:59:14 Set outline levels<br />15:59:14 Freeze panes<br />15:59:14 Rows to repeat at top<br />15:59:15 Write to Excel2007 format<br />15:59:18 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.6118 seconds<br />15:59:18 Current memory usage: 30 MB<br />15:59:18 Peak memory usage: 34 MB<br />15:59:18 Done writing file<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />