14:22:19 Create new PHPExcel object
14:22:19 Add some data and formulas
14:22:19 Calculated data
Value of A1 [=B1]: 100
Value of B1 [=A1+1]: 100
Value of A2 [=B2+1]: 100
Value of B2 [=A2]: 99
14:22:19 Write to Excel2007 format
14:22:19 File written to 13calculationCyclicFormulae.xlsx
Call time to write Workbook was 0.0134 seconds
14:22:19 Current memory usage: 6 MB
14:22:19 Peak memory usage: 6 MB
14:22:19 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples