Re: how to use substitute() add a newline

On Tuesday, January 29, 2013 6:57:44 PM UTC+8, Tony Mechelynck wrote:
> On 29/01/13 11:13, h2ero wrote:
>
> >
>
> > I use follow two method, but it only show ^M and ^@, who know how to add a newline. thanks
>
> > let n_line = substitute(n_line,'\({\)','\r\1','g')
>
> > let n_line = substitute(n_line,'\({\)','\n\1','g')
>
> >
>
>
>
> In :s[ubstitute], \n in the pattern finds a newline, \r in the
>
> replace-by string breaks the line.
>
>
>
> In substitute(), \n both finds a newline or replaces by one, but if the
>
> string is got from or inserted into a file, a newline in the string may
>
> mean a null byte in the file, depending how you lift the string or put
>
> it back. (IIUC, a newline in a register still means a linebreak in the
>
> file, but there, there is another hitch: any register whose contents end
>
> in a newline is regarded as linewise.)
>
>
>
> See :help NL-used-for-Nul
>
>
>
>
>
> Best regards,
>
> Tony.
>
> --
>
> The reasonable man adapts himself to the world; the unreasonable one
>
> persists in trying to adapt the world to himself. Therefore all
>
> progress depends on the unreasonable man.
>
> -- George Bernard Shaw

Tony, thank you.
You let me know reason.
I have fixed it use setline(n_line ,split("\r\nh","\n"))

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