19:29:49 Write to Excel2007 format<br />19:29:49 File written to 33chartcreate-bar-stacked.xlsx<br />19:29:49 Peak memory usage: 4 MB<br />19:29:49 Done writing file<br />File has been created in D:\whospost\dvBackup20200407\vendor\phpoffice\phpexcel\Examples<br />