03:50:39 Write to Excel2007 format<br />03:50:39 File written to 33chartcreate-multiple-charts.xlsx<br />03:50:39 Peak memory usage: 1 MB<br />03:50:39 Done writing file<br />File has been created in d:\wwwroot\case\wwwroot\case2\simplewind\vendor\phpoffice\phpexcel\Examples<br />