07:04:13 Enable Cell Caching using SQLite3 method<br />07:04:13 Create new PHPExcel object<br />07:04:13 Set properties<br />07:04:13 Add data<br />07:04:13 Hide 'Phone' and 'fax' columns<br />07:04:13 Set outline levels<br />07:04:13 Freeze panes<br />07:04:13 Rows to repeat at top<br />07:04:15 Write to Excel2007 format<br />07:04:18 File written to 06largescale-with-cellcaching-sqlite3.xlsx<br />Call time to write Workbook was 3.4130 seconds<br />07:04:18 Current memory usage: 18.75 MB<br />07:04:18 Peak memory usage: 21.75 MB<br />07:04:18 Done writing file<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />