16:41:56 Write to Excel2007 format<br />16:41:56 File written to 33chartcreate-line.xlsx<br />16:41:56 Peak memory usage: 5.25 MB<br />16:41:56 Done writing file<br />File has been created in /alidata/www/jiandantest/vendor/phpoffice/phpexcel/Examples<br />