19:06:22 Write to Excel2007 format<br />19:06:22 File written to 33chartcreate-column-2.xlsx<br />19:06:22 Peak memory usage: 5.5 MB<br />19:06:22 Done writing file<br />File has been created in /home/k8327900/tugas1.lombokepicentrum.com/aplikasigudang/vendor/phpoffice/phpexcel/Examples<br />