05:21:31 Enable Cell Caching using MemoryGZip method<br />05:21:31 Create new PHPExcel object<br />05:21:31 Set properties<br />05:21:31 Add data<br />05:21:31 Hide 'Phone' and 'fax' columns<br />05:21:31 Set outline levels<br />05:21:31 Freeze panes<br />05:21:31 Rows to repeat at top<br />05:21:33 Write to Excel2007 format<br />05:21:34 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7342 seconds<br />05:21:34 Current memory usage: 26 MB<br />05:21:34 Peak memory usage: 30 MB<br />05:21:34 Done writing file<br />File has been created in /home/rrhhutem/public_html/idp-4f/vendor/phpoffice/phpexcel/Examples<br />