15:48:08 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0252 seconds<br />15:48:08 Current memory usage: 4 MB<br />15:48:08 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0026 seconds<br />15:48:08 Current memory usage: 4 MB<br />15:48:08 Write to Excel2007 format<br />15:48:08 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0115 seconds<br />15:48:08 Current memory usage: 6 MB<br />15:48:08 Peak memory usage: 6 MB<br />15:48:08 Done writing file<br />File has been created in /home/icitaqp/public_html/vendor/phpoffice/phpexcel/Examples<br />