22:48:47 Enable Cell Caching using SQLite3 method<br />22:48:47 Create new PHPExcel object<br />22:48:47 Set properties<br />22:48:47 Add data<br />22:48:47 Hide 'Phone' and 'fax' columns<br />22:48:47 Set outline levels<br />22:48:47 Freeze panes<br />22:48:47 Rows to repeat at top<br />22:48:48 Write to Excel2007 format<br />22:48:52 File written to 06largescale-with-cellcaching-sqlite3.xlsx<br />Call time to write Workbook was 3.8013 seconds<br />22:48:52 Current memory usage: 18 MB<br />22:48:52 Peak memory usage: 22 MB<br />22:48:52 Done writing file<br />File has been created in /home/htdocs/zhyl/vendor/PHPExcel/Examples<br />