21:10:11 Enable Cell Caching using MemoryGZip method<br />21:10:11 Create new PHPExcel object<br />21:10:11 Set properties<br />21:10:11 Add data<br />21:10:11 Hide 'Phone' and 'fax' columns<br />21:10:11 Set outline levels<br />21:10:11 Freeze panes<br />21:10:11 Rows to repeat at top<br />21:10:11 Write to Excel2007 format<br />21:10:12 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.6694 seconds<br />21:10:12 Current memory usage: 16 MB<br />21:10:12 Peak memory usage: 20 MB<br />21:10:12 Done writing file<br />File has been created in /home/tcorporativa/public_html/twsolutions/vendor/phpoffice/phpexcel/Examples<br />