A short guide to the ed editor
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ed
is the original UNIX text editor, and it’s the most basic you can work with. It’s also very rarely used, if ever used, by most people.
Run it by typing ed
. This starts an interactive session. Enter in write mode by typing a
on a single line, and press enter
. Then type everything you want, and once you are done, write just a dot (.
) on a line and press enter
.
Now type w
followed by a file name to save the buffer to a file. It will return the number of bytes written to the file.
You can then press q
to quit.
You can edit a file with ed
by invoking it with the file name: ed <filename>
. When you press a
to add, you add content to the bottom of the file.
Inside an ed
session you can type ,p
to print the current file content.
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