How to work with csv files

i have 4 csv what i need to do is i need to append all one after the other but i dont need to add headers and need one empty row between each appended how to do it can any one help pleaese

i am adding the screenshoot that i need finally

Hello @manoj2500,
you can append only rows which have data by filtering them out or by looping in my example:
row(0).ToString.Length > 0

Also you have a nice article for filtering DT: