12:39:12 Write to Excel2007 format<br />12:39:12 File written to 33chartcreate-multiple-charts.xlsx<br />12:39:12 Peak memory usage: 4 MB<br />12:39:12 Done writing file<br />File has been created in /home/webiprobgm/vgeintranetrecette/library/PHPExcel/Examples<br />