16:45:04 Enable Cell Caching using MemoryGZip method<br />16:45:04 Create new PHPExcel object<br />16:45:04 Set properties<br />16:45:04 Add data<br />16:45:04 Hide 'Phone' and 'fax' columns<br />16:45:04 Set outline levels<br />16:45:04 Freeze panes<br />16:45:04 Rows to repeat at top<br />16:45:05 Write to Excel2007 format<br />16:45:08 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.0578 seconds<br />16:45:08 Current memory usage: 27.5 MB<br />16:45:08 Peak memory usage: 30.25 MB<br />16:45:08 Done writing file<br />File has been created in /alidata/www/jiandantest/vendor/phpoffice/phpexcel/Examples<br />