21:38:54 Unable to set Cell Caching using SQLite method, reverting to memory<br />21:38:54 Create new PHPExcel object<br />21:38:54 Set properties<br />21:38:54 Add data<br />21:38:54 Hide 'Phone' and 'fax' columns<br />21:38:54 Set outline levels<br />21:38:54 Freeze panes<br />21:38:54 Rows to repeat at top<br />21:38:54 Write to Excel2007 format<br />21:38:55 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.4341 seconds<br />21:38:55 Current memory usage: 20 MB<br />21:38:55 Peak memory usage: 24 MB<br />21:38:55 Done writing file<br />File has been created in /var/www/html/preuc/vendor/phpoffice/phpexcel/Examples<br />