43 Merge workbooks

11:37:32 Load MergeBook1 from Xlsx file
11:37:32 Read Xlsx format from /home/isoftco/public_html/hrm/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook1.xlsx in 0.0107 seconds
11:37:32 Load MergeBook2 from Xlsx file
11:37:32 Read Xlsx format from /home/isoftco/public_html/hrm/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook2.xlsx in 0.0032 seconds
11:37:32 Write Xlsx format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0052 seconds
11:37:32 Write Xls format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0038 seconds
11:37:32 Peak memory usage: 2MB