03:19:05 Write to Excel2007 format<br />03:19:05 File written to 33chartcreate-column-2.xlsx<br />03:19:05 Peak memory usage: 6 MB<br />03:19:05 Done writing file<br />File has been created in C:\Apache24\htdocs\leaf_webview\vendor\phpoffice\phpexcel\Examples<br />