05:27:43 Enable Cell Caching using MemoryGZip method<br />05:27:43 Create new PHPExcel object<br />05:27:43 Set properties<br />05:27:43 Add data<br />05:27:43 Hide 'Phone' and 'fax' columns<br />05:27:43 Set outline levels<br />05:27:43 Freeze panes<br />05:27:43 Rows to repeat at top<br />05:27:44 Write to Excel2007 format<br />05:27:47 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.4636 seconds<br />05:27:47 Current memory usage: 24 MB<br />05:27:47 Peak memory usage: 26.75 MB<br />05:27:47 Done writing file<br />File has been created in /var/www/html/tfms/vendor/phpoffice/phpexcel/Examples<br />