Use Split “C:\Users\kalpit.mantri\Documents\UiPath\ExcelCopyPaste\BRTYLP_Dec19.xlsx”
split by "" then if you get the last index ,Split it again “BRTYLP_Dec19.xlsx” by “_”
so you will get the 0 and 1 index then do your desire thing in this output. @kalpitmantri
Also you can check this out for your reference.
cheers
Happy learning