16:30:27 Create new PHPExcel object
16:30:27 Add some data and formulas
16:30:27 Calculated data
Value of A1 [=B1]: 100
Value of B1 [=A1+1]: 100
Value of A2 [=B2+1]: 100
Value of B2 [=A2]: 99
16:30:27 Write to Excel2007 format
16:30:27 File written to 13calculationCyclicFormulae.xlsx
Call time to write Workbook was 0.0041 seconds
16:30:27 Current memory usage: 2 MB
16:30:27 Peak memory usage: 2 MB
16:30:27 Done writing file
File has been created in /var/www/erp/PHPExcel-1.8-/Examples