Re: Replace spaces with underscore after some pattern in line

Hi,

I hope I won't say a stupidity…

Le 28-09-2023, à 14:18:22 +0800, wenxin Wang a écrit :

>>:%s/\(XXX[^ ]*\) /\1_/g
>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?

It's not the '_1' that is important here, it the '\1', which is a back
reference to what is in between the (). So everything in there will be
used in the substitution and to that you add '_'.

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