18:02:29 Enable Cell Caching using SQLite3 method<br />18:02:29 Create new PHPExcel object<br />18:02:29 Set properties<br />18:02:29 Add data<br />18:02:29 Hide 'Phone' and 'fax' columns<br />18:02:29 Set outline levels<br />18:02:29 Freeze panes<br />18:02:29 Rows to repeat at top<br />18:02:30 Write to Excel2007 format<br />18:02:32 File written to 06largescale-with-cellcaching-sqlite3.xlsx<br />Call time to write Workbook was 2.1799 seconds<br />18:02:32 Current memory usage: 14 MB<br />18:02:32 Peak memory usage: 20 MB<br />18:02:32 Done writing file<br />File has been created in /home/usrecibos/public_html/vendor/phpoffice/phpexcel/Examples<br />