00:51:53 Enable Cell Caching using MemoryGZip method<br />00:51:53 Create new PHPExcel object<br />00:51:53 Set properties<br />00:51:53 Add data<br />00:51:53 Hide 'Phone' and 'fax' columns<br />00:51:53 Set outline levels<br />00:51:53 Freeze panes<br />00:51:53 Rows to repeat at top<br />00:51:54 Write to Excel2007 format<br />00:51:55 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3820 seconds<br />00:51:55 Current memory usage: 10 MB<br />00:51:55 Peak memory usage: 14 MB<br />00:51:55 Done writing file<br />File has been created in /var/www/html/admin/app/libs/PHPExcel/Examples<br />