I have multiple .txt files. From these files have the same three letters in their name. I want to create a new file that will contain the data of all the files that have the first three letters in their name (e.g. "ABC****P.txt, ABC****T.txt, BCA****P.txt, BCA****T.txt". I want to megre in one file the first two .txt and one file the last two .txt files)
could you help me please?