23:36:51 Create new PHPExcel object
23:36:51 Set document properties
23:36:51 Add some data
23:36:51 Sum of Range #1 is 23
23:36:51 Sum of Range #2 is 33
23:36:51 Sum of both Ranges is 56
23:36:51 Minimum value in either Range is 3
23:36:51 Maximum value in either Range is 17
23:36:51 Average value of both Ranges is 9.333333333333334
23:36:51 Rename worksheet
23:36:51 Write to Excel2007 format
23:36:51 File written to /var/www/html/Classes/Tests/03formulas.xlsx
23:36:51 Peak memory usage: 2 MB
23:36:51 Done writing file