Re: Replace spaces with underscore after some pattern in line

On Wed, 27 Sep 2023, "'c.willis111' via vim_use" wrote:
> --
> Hi
>
> to my slight surprise this works:
>
>
> :%s/\(XXX[^ ]*\) /\1_/g
>
>
> The reason I had doubts is that the successive replacements start at the beginning of the earlier replacement.
>
>
> (Sorry about layout. I'm not into this add at the end bit).
>
>
> regards - Chris
>
>
> Oh no it doesn't. One needs to repeat until all done. The g is pointless. - Chris

I am a newbie to vim, but would like to learn it . Please tell me what
exactly does 1_ do in your command ? I knew that you wanted to substitute by underscore, but why
1 was there?

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