08:22:21 Unable to set Cell Caching using SQLite method, reverting to memory<br />08:22:21 Create new PHPExcel object<br />08:22:21 Set properties<br />08:22:21 Add data<br />08:22:21 Hide 'Phone' and 'fax' columns<br />08:22:21 Set outline levels<br />08:22:21 Freeze panes<br />08:22:21 Rows to repeat at top<br />08:22:21 Write to Excel2007 format<br />08:22:21 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.3719 seconds<br />08:22:21 Current memory usage: 24 MB<br />08:22:21 Peak memory usage: 28 MB<br />08:22:21 Done writing file<br />File has been created in /var/www/html/add/jiamei/laravel/vendor/phpoffice/phpexcel/Examples<br />