04:21:24 Write to Excel2007 format<br />04:21:24 File written to 33chartcreate-column-2.xlsx<br />04:21:24 Peak memory usage: 6.25 MB<br />04:21:24 Done writing file<br />File has been created in D:\xampp\htdocs\dmmc\vendor\phpoffice\phpexcel\Examples<br />