02:41:45 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0855 seconds<br />02:41:45 Current memory usage: 2 MB<br />02:41:45 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0138 seconds<br />02:41:45 Current memory usage: 2 MB<br />02:41:45 Write to Excel2007 format<br />02:41:45 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0660 seconds<br />02:41:45 Current memory usage: 2 MB<br />02:41:45 Peak memory usage: 2 MB<br />02:41:45 Done writing file<br />File has been created in E:\item\doctor\vendor\phpoffice\phpexcel\Examples<br />