22:48:52 Write to Excel2007 format<br />22:48:52 File written to 33chartcreate-bar-stacked.xlsx<br />22:48:52 Peak memory usage: 6 MB<br />22:48:52 Done writing file<br />File has been created in /home/htdocs/wenLingSWGK/vendor/PHPExcel5/Examples<br />