20:21:41 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0320 seconds<br />20:21:41 Current memory usage: 2 MB<br />20:21:41 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0045 seconds<br />20:21:41 Current memory usage: 2 MB<br />20:21:41 Write to Excel2007 format<br />20:21:41 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0175 seconds<br />20:21:41 Current memory usage: 4 MB<br />20:21:41 Peak memory usage: 4 MB<br />20:21:41 Done writing file<br />File has been created in /home/alleyrogvv/limni/vendor/phpoffice/phpexcel/Examples<br />