21:47:30 Write to Excel2007 format<br />21:47:30 File written to 33chartcreate-line.xlsx<br />21:47:30 Peak memory usage: 4 MB<br />21:47:30 Done writing file<br />File has been created in /home/admision/public_html/POSTGRADO/vendor/phpoffice/phpexcel/Examples<br />