15:19:40 Unable to set Cell Caching using SQLite3 method, reverting to memory<br />15:19:40 Create new PHPExcel object<br />15:19:40 Set properties<br />15:19:40 Add data<br />15:19:40 Hide 'Phone' and 'fax' columns<br />15:19:40 Set outline levels<br />15:19:40 Freeze panes<br />15:19:40 Rows to repeat at top<br />15:19:41 Write to Excel2007 format<br />15:19:42 File written to 06largescale-with-cellcaching-sqlite3.xlsx<br />Call time to write Workbook was 1.6479 seconds<br />15:19:42 Current memory usage: 31.5 MB<br />15:19:42 Peak memory usage: 35.25 MB<br />15:19:42 Done writing file<br />File has been created in D:\wwwroot\yx\base_admin_welcome_new_student\vendor\phpoffice\phpexcel\Examples<br />