18:03:41 Enable Cell Caching using SQLite3 method<br />18:03:41 Create new PHPExcel object<br />18:03:41 Set properties<br />18:03:41 Add data<br />18:03:41 Hide 'Phone' and 'fax' columns<br />18:03:41 Set outline levels<br />18:03:41 Freeze panes<br />18:03:41 Rows to repeat at top<br />18:03:42 Write to Excel2007 format<br />18:03:45 File written to 06largescale-with-cellcaching-sqlite3.xlsx<br />Call time to write Workbook was 3.1595 seconds<br />18:03:45 Current memory usage: 18 MB<br />18:03:45 Peak memory usage: 21.75 MB<br />18:03:45 Done writing file<br />File has been created in /alidata/www/jiandance/vendor/phpoffice/phpexcel/Examples<br />