02:38:58 Create new PHPExcel object
02:38:58 Add some data and formulas
02:38:58 Calculated data
Value of A1 [=B1]: 100
Value of B1 [=A1+1]: 100
Value of A2 [=B2+1]: 100
Value of B2 [=A2]: 99
02:38:58 Write to Excel2007 format
02:38:58 File written to 13calculationCyclicFormulae.xlsx
Call time to write Workbook was 0.0279 seconds
02:38:58 Current memory usage: 2 MB
02:38:58 Peak memory usage: 2 MB
02:38:58 Done writing file
File has been created in /home/showbiz/public_html/team/ninja/vendor/phpoffice/phpexcel/Examples