10:03:33 Write to Excel2007 format<br />10:03:33 File written to 33chartcreate-column-2.xlsx<br />10:03:33 Peak memory usage: 4 MB<br />10:03:33 Done writing file<br />File has been created in D:\phpStudy\WWW\newfile\newExcel2\PHPExcel\Examples<br />