09:44:02 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0164 seconds<br />09:44:02 Current memory usage: 4 MB<br />09:44:02 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0024 seconds<br />09:44:02 Current memory usage: 4 MB<br />09:44:02 Write to Excel2007 format<br />09:44:02 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0085 seconds<br />09:44:02 Current memory usage: 6 MB<br />09:44:02 Peak memory usage: 6 MB<br />09:44:02 Done writing file<br />File has been created in /var/www/html/add/jiamei/laravel/vendor/phpoffice/phpexcel/Examples<br />