Re: Sed substitution did not go as planned...

Hi Tim, and all,

On Sun, 5 Feb 2017 13:09:29 -0600
Tim Chase <vim@tim.thechases.com> wrote:

> On 2017-02-04 05:14, Marcus Martinez wrote:
> > ...and modified the first ten lines using Sed substitution...
> > :1,10 s/^/--/
> >
> > After running this command the beginning of lines 1 through 10 do
> > have the "--" correctly placed. However, the first character of
> > each line in the file is now highlighted (as shown in the attached
> > image). The pattern now recurs for any text file I open with vim.
> >
> > Why does this happen? How can I "undo" this new pattern so that vim
> > does not highlight the first character of each line?
>
> Why? You have 'hls' set, so it highlights the last thing you
> searched for. In this case, /^/ which is the beginning of the line.
>
> How can you undo it? A couple different ways:
>
> - if you like the search highlighting but just want to hide it for
> these search results, use ":noh" to turn it off until the next time
> you do a search
>
> - alternatively, you can search for junk that isn't in your file:
>
> /lkasjdfdlkjgadslkgjads
>

One can also nullify the search-pattern register:

:let @/=''

That way, vim will not highlight anything.

Regards,

Shlomi Fish

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