43 Merge workbooks

21:35:28 Load MergeBook1 from Xlsx file
21:35:28 Read Xlsx format from /home/bitrix/ext_www/retender.ru/export/samples/Basic/../templates/43mergeBook1.xlsx in 0.0174 seconds
21:35:28 Load MergeBook2 from Xlsx file
21:35:28 Read Xlsx format from /home/bitrix/ext_www/retender.ru/export/samples/Basic/../templates/43mergeBook2.xlsx in 0.0038 seconds
21:35:28 Write Xlsx format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0048 seconds
21:35:28 Write Xls format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0033 seconds
21:35:28 Peak memory usage: 2MB