18:38:50 Write to Excel2007 format<br />18:38:50 File written to 33chartcreate-column-2.xlsx<br />18:38:50 Peak memory usage: 6.25 MB<br />18:38:50 Done writing file<br />File has been created in D:\xampp\htdocs\dmmc\vendor\phpoffice\phpexcel\Examples<br />