12:46:51 Load from Excel2007 file<br />Call time to read Workbook was 0.0520 seconds<br />12:46:51 Current memory usage: 2 MB<br />12:46:51 Write to Excel2007 format<br />12:46:52 File written to 07reader.xlsx<br />Call time to write Workbook was 0.0344 seconds<br />12:46:52 Current memory usage: 2 MB<br />12:46:52 Peak memory usage: 2 MB<br />12:46:52 Done writing file<br />File has been created in /home/gazipur/ray.gazipurcity.com/vendor/phpoffice/phpexcel/Examples<br />