21:22:35 Enable Cell Caching using SQLite3 method<br />21:22:35 Create new PHPExcel object<br />21:22:35 Set properties<br />21:22:35 Add data<br />21:22:35 Hide 'Phone' and 'fax' columns<br />21:22:35 Set outline levels<br />21:22:35 Freeze panes<br />21:22:35 Rows to repeat at top<br />21:22:36 Write to Excel2007 format<br />21:22:37 File written to 06largescale-with-cellcaching-sqlite3.xlsx<br />Call time to write Workbook was 1.0296 seconds<br />21:22:37 Current memory usage: 16 MB<br />21:22:37 Peak memory usage: 18 MB<br />21:22:37 Done writing file<br />File has been created in /home/myitalianu/itdepartment/vendor/phpoffice/phpexcel/Examples<br />