08:25:44 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0235 seconds<br />08:25:44 Current memory usage: 4 MB<br />08:25:44 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0016 seconds<br />08:25:44 Current memory usage: 4 MB<br />08:25:44 Write to Excel2007 format<br />08:25:44 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0267 seconds<br />08:25:44 Current memory usage: 6 MB<br />08:25:44 Peak memory usage: 6 MB<br />08:25:44 Done writing file<br />File has been created in /var/www/html/add/jhyj/laravel/vendor/phpoffice/phpexcel/Examples<br />