03:42:58 Unable to set Cell Caching using SQLite method, reverting to memory<br />03:42:58 Create new PHPExcel object<br />03:42:58 Set properties<br />03:42:58 Add data<br />03:42:58 Hide 'Phone' and 'fax' columns<br />03:42:58 Set outline levels<br />03:42:58 Freeze panes<br />03:42:58 Rows to repeat at top<br />03:42:58 Write to Excel2007 format<br />03:42:59 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.4244 seconds<br />03:42:59 Current memory usage: 22 MB<br />03:42:59 Peak memory usage: 26 MB<br />03:42:59 Done writing file<br />File has been created in /var/www/customs_yiao/vendor/phpoffice/phpexcel/Examples<br />