Copy and paste content from one file to another file in vi

I am working with two files, and I need to copy a few lines from one file and paste into another file. I know how to copy (yy) and paste (p) in the same file. But that doesn't work for different files. How is this done?

Also, is there a way to cut-paste? I have tried googling, but most of the resources only talk about copy-paste.

Since you already know how to cut/yank text, here are a few ideas for pasting it back into another file:

• Edit the first file, yanking the text you want. Then open your second file from within vi (:e /path/to/other/file) and paste it

• Open both files together in a split window and navigate between them using Ctrl + w, Up/Down either by:

  • vi -o /path/to/file1 /path/to/file2
  • From within the first file, Ctrl + w, s