21:16:57 Write to Excel2007 format<br />21:16:57 File written to 33chartcreate-bar-stacked.xlsx<br />21:16:57 Peak memory usage: 2 MB<br />21:16:57 Done writing file<br />File has been created in /var/www/customs_huizhida_v2/vendor/phpoffice/phpexcel/Examples<br />