14:33:40 Write to Excel2007 format<br />14:33:40 File written to 33chartcreate-multiple-charts.xlsx<br />14:33:40 Peak memory usage: 5.25 MB<br />14:33:40 Done writing file<br />File has been created in C:\phpEnv\www\wft\php\export\PHPExcel\Examples<br />