Re: Question? passing visual selection to function

Hi Bee!

On Mi, 29 Sep 2010, Bee wrote:

> Question? passing visual selection to function
>
> The function BlkInc() puts line numbers at the start of line.
>
> EXAMPLE 1 works
> EXAMPLE 2 does not work

Please explain what you expect and what you observe.

> Can you explain why?
>
> ""-----=-------=-------=-------=-------=-------=-------=-------=
> " EXAMPLE 1
> function! BlkNum()
> '<,'>s/^/\=BlkInc()/
> endfun
> vmap <F5> :<C-U>call BlkNum()<cr>

Here are you using the :s command on each visual selected line

> ""-----=-------=-------=-------=-------=-------=-------=-------=
> " EXAMPLE 2
> function! BlkNum()
> s/^/\=BlkInc()/
> endfun
> vmap <F5> :call BlkNum()<cr>

This will probably only put your line number only in the first visual
selected line, because your :s command does not know, on which range to
act.

regards,
Christian

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