05:04:22 Enable Cell Caching using MemoryGZip method<br />05:04:22 Create new PHPExcel object<br />05:04:22 Set properties<br />05:04:22 Add data<br />05:04:22 Hide 'Phone' and 'fax' columns<br />05:04:22 Set outline levels<br />05:04:22 Freeze panes<br />05:04:22 Rows to repeat at top<br />05:04:22 Write to Excel2007 format<br />05:04:24 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.8694 seconds<br />05:04:24 Current memory usage: 16 MB<br />05:04:24 Peak memory usage: 20 MB<br />05:04:24 Done writing file<br />File has been created in /var/www/html/SFL/vendor/phpoffice/phpexcel/Examples<br />