05:13:33 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0127 seconds<br />05:13:33 Current memory usage: 1.25 MB<br />05:13:33 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0043 seconds<br />05:13:33 Current memory usage: 1.5 MB<br />05:13:33 Write to Excel2007 format<br />05:13:33 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0102 seconds<br />05:13:33 Current memory usage: 1.75 MB<br />05:13:33 Peak memory usage: 1.75 MB<br />05:13:33 Done writing file<br />File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples<br />