18:33:24 Create new PHPExcel object
18:33:24 Add some data and formulas
18:33:24 Calculated data
Value of A1 [=B1]: 100
Value of B1 [=A1+1]: 100
Value of A2 [=B2+1]: 100
Value of B2 [=A2]: 99
18:33:24 Write to Excel2007 format
18:33:24 File written to 13calculationCyclicFormulae.xlsx
Call time to write Workbook was 0.0143 seconds
18:33:24 Current memory usage: 9 MB
18:33:24 Peak memory usage: 11.5 MB
18:33:24 Done writing file
File has been created in /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples