08:59:07 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0605 seconds<br />08:59:08 Current memory usage: 4.5 MB<br />08:59:08 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0057 seconds<br />08:59:08 Current memory usage: 4.75 MB<br />08:59:08 Write to Excel2007 format<br />08:59:08 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0310 seconds<br />08:59:08 Current memory usage: 6.75 MB<br />08:59:08 Peak memory usage: 6.75 MB<br />08:59:08 Done writing file<br />File has been created in D:\wwwroot\ksxt\vendor\phpoffice\phpexcel\Examples<br />