16:45:02 Write to Excel2007 format<br />16:45:02 File written to 33chartcreate-line.xlsx<br />16:45:02 Peak memory usage: 4 MB<br />16:45:02 Done writing file<br />File has been created in /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Examples<br />