16:43:13 Enable Cell Caching using MemoryGZip method<br />16:43:13 Create new PHPExcel object<br />16:43:13 Set properties<br />16:43:13 Add data<br />16:43:13 Hide 'Phone' and 'fax' columns<br />16:43:13 Set outline levels<br />16:43:13 Freeze panes<br />16:43:13 Rows to repeat at top<br />16:43:13 Write to Excel2007 format<br />16:43:14 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3614 seconds<br />16:43:14 Current memory usage: 24 MB<br />16:43:14 Peak memory usage: 28 MB<br />16:43:14 Done writing file<br />File has been created in /var/www/html/admin/app/libs/PHPExcel/Examples<br />