22:58:07 Write to Excel2007 format<br />22:58:07 File written to 33chartcreate-line.xlsx<br />22:58:07 Peak memory usage: 5.25 MB<br />22:58:07 Done writing file<br />File has been created in /alidata/www/jiandantest/vendor/phpoffice/phpexcel/Examples<br />