06:08:03 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.4202 seconds<br />06:08:03 Current memory usage: 4 MB<br />06:08:03 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.1796 seconds<br />06:08:03 Current memory usage: 4 MB<br />06:08:03 Write to Excel2007 format<br />06:08:03 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.2088 seconds<br />06:08:03 Current memory usage: 4 MB<br />06:08:03 Peak memory usage: 4 MB<br />06:08:03 Done writing file<br />File has been created in /home/imevent/public_html/vendor/phpoffice/phpexcel/Examples<br />