How to open a text document in a bat file and write something in it?

Question

cmd/bat

Hello, how to open a text document in a bat file? but, so that the file opens in the batch file (cmd) file itself.
not a document.
just how to make it so that you can also write something in it, as on the screen?

Will be glad if you help

Answer 1

create a text document with the string "Hello world!!!"
Create or add a line to the end of the file:
This is redirecting output to a file.
You can view the contents of a text file like this:
more C:\new.txt