12:18:22 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0309 seconds<br />12:18:22 Current memory usage: 2 MB<br />12:18:22 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0031 seconds<br />12:18:22 Current memory usage: 2 MB<br />12:18:22 Write to Excel2007 format<br />12:18:22 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0164 seconds<br />12:18:22 Current memory usage: 4 MB<br />12:18:22 Peak memory usage: 4 MB<br />12:18:22 Done writing file<br />File has been created in /var/www/html/elite-macabebe/vendor/phpoffice/phpexcel/Examples<br />