18:47:08 Write to Excel2007 format<br />18:47:08 File written to 33chartcreate-multiple-charts.xlsx<br />18:47:08 Peak memory usage: 1.75 MB<br />18:47:08 Done writing file<br />File has been created in /flex/storage/here.tf/site/www/res/scripts/php/PHPExcel/Examples<br />