12:54:46 Create new PHPExcel object<br />12:54:46 Add some data and formulas<br />12:54:46 Calculated data<br />Value of A1 [=B1]: 100<br />Value of B1 [=A1+1]: 100<br />Value of A2 [=B2+1]: 100<br />Value of B2 [=A2]: 99<br />12:54:46 Write to Excel2007 format<br />12:54:46 File written to 13calculationCyclicFormulae.xlsx<br />Call time to write Workbook was 0.0229 seconds<br />12:54:46 Current memory usage: 2.75 MB<br />12:54:46 Peak memory usage: 3 MB<br />12:54:46 Done writing file<br />File has been created in /home/gproscom/public_html/crm/desenv_slim/facilities/vendor/phpoffice/phpexcel/Examples<br />